зеркало из https://github.com/mozilla/gecko-dev.git
1404 строки
52 KiB
C++
1404 строки
52 KiB
C++
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsFormControlHelper.h"
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#include "nsHTMLParts.h"
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#include "nsIHTMLContent.h"
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#include "nsIRenderingContext.h"
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#include "nsIPresShell.h"
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#include "nsIPresContext.h"
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#include "nsIStyleContext.h"
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#include "nsLeafFrame.h"
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#include "nsCSSRendering.h"
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#include "nsHTMLIIDs.h"
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#include "nsIView.h"
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#include "nsIViewManager.h"
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#include "nsCoord.h"
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#include "nsWidgetsCID.h"
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#include "nsViewsCID.h"
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#include "nsRepository.h"
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#include "nsGUIEvent.h"
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#include "nsDOMEvent.h"
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#include "nsIFontMetrics.h"
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#include "nsIFormControl.h"
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#include "nsIDeviceContext.h"
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#include "nsHTMLAtoms.h"
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#include "nsIButton.h" // remove this when GetCID is pure virtual
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#include "nsICheckButton.h" //remove this
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#include "nsITextWidget.h" //remove this
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#include "nsISupports.h"
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#include "nsStyleConsts.h"
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#include "nsUnitConversion.h"
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#include "nsStyleUtil.h"
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#include "nsFormFrame.h"
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#include "nsIContent.h"
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#include "nsGlobalVariables.h"
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#include "nsStyleUtil.h"
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#include "nsINameSpaceManager.h"
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#include "nsIDOMHTMLInputElement.h"
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/*static NS_DEFINE_IID(kIWidgetIID, NS_IWIDGET_IID);
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static NS_DEFINE_IID(kIFormControlIID, NS_IFORMCONTROL_IID);
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static NS_DEFINE_IID(kIFormControlFrameIID, NS_IFORMCONTROLFRAME_IID);
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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static NS_DEFINE_IID(kViewCID, NS_VIEW_CID);
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static NS_DEFINE_IID(kIViewIID, NS_IVIEW_IID);
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static NS_DEFINE_IID(kIDOMHTMLInputElementIID, NS_IDOMHTMLINPUTELEMENT_IID);
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*/
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static NS_DEFINE_IID(kIWidgetIID, NS_IWIDGET_IID);
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static NS_DEFINE_IID(kIFormControlIID, NS_IFORMCONTROL_IID);
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static NS_DEFINE_IID(kIFormControlFrameIID, NS_IFORMCONTROLFRAME_IID);
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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static NS_DEFINE_IID(kViewCID, NS_VIEW_CID);
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static NS_DEFINE_IID(kIViewIID, NS_IVIEW_IID);
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static NS_DEFINE_IID(kIFrameIID, NS_IFRAME_IID);
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static NS_DEFINE_IID(kIDOMHTMLInputElementIID, NS_IDOMHTMLINPUTELEMENT_IID);
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nsFormControlHelper::nsFormControlHelper()
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{
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}
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nsFormControlHelper::~nsFormControlHelper()
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{
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}
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/*nscoord
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nsFormControlHelper::GetScrollbarWidth(float aPixToTwip)
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{
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return NSIntPixelsToTwips(19, aPixToTwip); // XXX this is windows
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}
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nscoord
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nsFormControlHelper::GetVerticalBorderWidth(float aPixToTwip) const
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{
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return NSIntPixelsToTwips(3, aPixToTwip);
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}
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nscoord
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nsFormControlHelper::GetHorizontalBorderWidth(float aPixToTwip) const
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{
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return GetVerticalBorderWidth(aPixToTwip);
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}
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nscoord
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nsFormControlHelper::GetVerticalInsidePadding(float aPixToTwip,
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nscoord aInnerHeight) const
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{
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return NSIntPixelsToTwips(3, aPixToTwip);
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}
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nscoord
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nsFormControlHelper::GetHorizontalInsidePadding(nsIPresContext& aPresContext,
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float aPixToTwip,
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nscoord aInnerWidth,
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nscoord aCharWidth) const
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{
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return GetVerticalInsidePadding(aPixToTwip, aInnerWidth);
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}
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*/
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nsCompatibility
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nsFormControlHelper::GetRepChars(nsIPresContext& aPresContext, char& char1, char& char2)
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{
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nsCompatibility mode;
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aPresContext.GetCompatibilityMode(mode);
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if (eCompatibility_Standard == mode) {
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char1 = 'm';
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char2 = 'a';
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return eCompatibility_Standard;
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} else {
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char1 = '%';
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char2 = '%';
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return eCompatibility_NavQuirks;
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}
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}
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nscoord
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nsFormControlHelper::GetTextSize(nsIPresContext& aPresContext, nsIFormControlFrame* aFrame,
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const nsString& aString, nsSize& aSize,
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nsIRenderingContext *aRendContext)
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{
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nsFont font(aPresContext.GetDefaultFixedFont());
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aFrame->GetFont(&aPresContext, font);
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nsIDeviceContext* deviceContext = aPresContext.GetDeviceContext();
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nsIFontMetrics* fontMet;
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deviceContext->GetMetricsFor(font, fontMet);
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aRendContext->SetFont(fontMet);
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aRendContext->GetWidth(aString, aSize.width);
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fontMet->GetHeight(aSize.height);
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char char1, char2;
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nsCompatibility mode = GetRepChars(aPresContext, char1, char2);
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nscoord char1Width, char2Width;
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aRendContext->GetWidth(char1, char1Width);
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aRendContext->GetWidth(char2, char2Width);
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NS_RELEASE(fontMet);
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NS_RELEASE(deviceContext);
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if (eCompatibility_Standard == mode) {
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return ((char1Width + char2Width) / 2) + 1;
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} else {
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return char1Width;
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}
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}
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nscoord
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nsFormControlHelper::GetTextSize(nsIPresContext& aPresContext, nsIFormControlFrame* aFrame,
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PRInt32 aNumChars, nsSize& aSize,
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nsIRenderingContext *aRendContext)
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{
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nsAutoString val;
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char char1, char2;
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GetRepChars(aPresContext, char1, char2);
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int i;
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for (i = 0; i < aNumChars; i+=2) {
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val += char1;
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}
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for (i = 1; i < aNumChars; i+=2) {
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val += char2;
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}
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return GetTextSize(aPresContext, aFrame, val, aSize, aRendContext);
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}
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PRInt32
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nsFormControlHelper::CalculateSize (nsIPresContext* aPresContext, nsIFormControlFrame* aFrame,
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const nsSize& aCSSSize, nsInputDimensionSpec& aSpec,
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nsSize& aBounds, PRBool& aWidthExplicit,
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PRBool& aHeightExplicit, nscoord& aRowHeight,
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nsIRenderingContext *aRendContext)
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{
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nscoord charWidth = 0;
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PRInt32 numRows = ATTR_NOTSET;
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aWidthExplicit = PR_FALSE;
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aHeightExplicit = PR_FALSE;
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aBounds.width = CSS_NOTSET;
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aBounds.height = CSS_NOTSET;
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nsSize textSize(0,0);
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nsIContent* iContent = nsnull;
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aFrame->GetFormContent((nsIContent*&) iContent);
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if (!iContent) {
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return 0;
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}
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nsIHTMLContent* hContent = nsnull;
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nsresult result = iContent->QueryInterface(kIHTMLContentIID, (void**)&hContent);
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if ((NS_OK != result) || !hContent) {
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NS_RELEASE(iContent);
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return 0;
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}
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nsAutoString valAttr;
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nsresult valStatus = NS_CONTENT_ATTR_NOT_THERE;
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if (nsnull != aSpec.mColValueAttr) {
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valStatus = hContent->GetAttribute(kNameSpaceID_HTML, aSpec.mColValueAttr, valAttr);
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}
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nsHTMLValue colAttr;
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nsresult colStatus = NS_CONTENT_ATTR_NOT_THERE;
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if (nsnull != aSpec.mColSizeAttr) {
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colStatus = hContent->GetHTMLAttribute(aSpec.mColSizeAttr, colAttr);
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}
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float p2t;
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aPresContext->GetScaledPixelsToTwips(p2t);
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// determine the width
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nscoord adjSize;
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if (NS_CONTENT_ATTR_HAS_VALUE == colStatus) { // col attr will provide width
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PRInt32 col = ((colAttr.GetUnit() == eHTMLUnit_Pixel) ? colAttr.GetPixelValue() : colAttr.GetIntValue());
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if (aSpec.mColSizeAttrInPixels) {
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col = (col <= 0) ? 15 : col;
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aBounds.width = NSIntPixelsToTwips(col, p2t);
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}
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else {
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col = (col <= 0) ? 1 : col;
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charWidth = GetTextSize(*aPresContext, aFrame, col, aBounds, aRendContext);
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aRowHeight = aBounds.height; // XXX aBounds.height has CSS_NOTSET
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}
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if (aSpec.mColSizeAttrInPixels) {
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aWidthExplicit = PR_TRUE;
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}
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}
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else {
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if (CSS_NOTSET != aCSSSize.width) { // css provides width
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aBounds.width = (aCSSSize.width > 0) ? aCSSSize.width : 1;
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aWidthExplicit = PR_TRUE;
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}
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else {
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if (NS_CONTENT_ATTR_HAS_VALUE == valStatus) { // use width of initial value
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charWidth = GetTextSize(*aPresContext, aFrame, valAttr, aBounds, aRendContext);
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}
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else if (aSpec.mColDefaultValue) { // use default value
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charWidth = GetTextSize(*aPresContext, aFrame, *aSpec.mColDefaultValue, aBounds, aRendContext);
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}
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else if (aSpec.mColDefaultSizeInPixels) { // use default width in pixels
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charWidth = GetTextSize(*aPresContext, aFrame, 1, aBounds, aRendContext);
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aBounds.width = aSpec.mColDefaultSize;
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}
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else { // use default width in num characters
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charWidth = GetTextSize(*aPresContext, aFrame, aSpec.mColDefaultSize, aBounds, aRendContext);
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}
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aRowHeight = aBounds.height; // XXX aBounds.height has CSS_NOTSET
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}
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}
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// determine the height
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nsHTMLValue rowAttr;
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nsresult rowStatus = NS_CONTENT_ATTR_NOT_THERE;
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if (nsnull != aSpec.mRowSizeAttr) {
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rowStatus = hContent->GetHTMLAttribute(aSpec.mRowSizeAttr, rowAttr);
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}
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if (NS_CONTENT_ATTR_HAS_VALUE == rowStatus) { // row attr will provide height
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PRInt32 rowAttrInt = ((rowAttr.GetUnit() == eHTMLUnit_Pixel) ? rowAttr.GetPixelValue() : rowAttr.GetIntValue());
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adjSize = (rowAttrInt > 0) ? rowAttrInt : 1;
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if (0 == charWidth) {
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charWidth = GetTextSize(*aPresContext, aFrame, 1, textSize, aRendContext);
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aBounds.height = textSize.height * adjSize;
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aRowHeight = textSize.height;
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numRows = adjSize;
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}
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else {
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aBounds.height = aBounds.height * adjSize;
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}
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}
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else if (CSS_NOTSET != aCSSSize.height) { // css provides height
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aBounds.height = (aCSSSize.height > 0) ? aCSSSize.height : 1;
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aHeightExplicit = PR_TRUE;
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}
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else { // use default height in num lines
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if (0 == charWidth) {
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charWidth = GetTextSize(*aPresContext, aFrame, 1, textSize, aRendContext);
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aBounds.height = textSize.height * aSpec.mRowDefaultSize;
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aRowHeight = textSize.height;
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}
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else {
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aBounds.height = aBounds.height * aSpec.mRowDefaultSize;
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}
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}
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if ((0 == charWidth) || (0 == textSize.width)) {
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charWidth = GetTextSize(*aPresContext, aFrame, 1, textSize, aRendContext);
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aRowHeight = textSize.height;
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}
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// add inside padding if necessary
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if (!aWidthExplicit) {
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aBounds.width += (2 * aFrame->GetHorizontalInsidePadding(*aPresContext, p2t, aBounds.width, charWidth));
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}
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if (!aHeightExplicit) {
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aBounds.height += (2 * aFrame->GetVerticalInsidePadding(p2t, textSize.height));
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}
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NS_RELEASE(hContent);
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if (ATTR_NOTSET == numRows) {
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numRows = aBounds.height / aRowHeight;
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}
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NS_RELEASE(iContent);
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return numRows;
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}
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// this handles all of the input types rather than having them do it.
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void
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nsFormControlHelper::GetFont(nsIFormControlFrame * aFormFrame,
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nsIPresContext* aPresContext,
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nsIStyleContext * aStyleContext,
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nsFont& aFont)
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{
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const nsStyleFont* styleFont = (const nsStyleFont*)aStyleContext->GetStyleData(eStyleStruct_Font);
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nsCompatibility mode;
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aPresContext->GetCompatibilityMode(mode);
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if (eCompatibility_Standard == mode) {
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aFont = styleFont->mFont;
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return;
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}
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PRInt32 type;
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aFormFrame->GetType(&type);
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switch (type) {
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case NS_FORM_INPUT_TEXT:
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case NS_FORM_TEXTAREA:
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case NS_FORM_INPUT_PASSWORD:
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aFont = styleFont->mFixedFont;
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break;
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|
case NS_FORM_INPUT_BUTTON:
|
||
|
|
case NS_FORM_INPUT_SUBMIT:
|
||
|
|
case NS_FORM_INPUT_RESET:
|
||
|
|
case NS_FORM_SELECT:
|
||
|
|
if ((styleFont->mFlags & NS_STYLE_FONT_FACE_EXPLICIT) ||
|
||
|
|
(styleFont->mFlags & NS_STYLE_FONT_SIZE_EXPLICIT)) {
|
||
|
|
aFont = styleFont->mFixedFont;
|
||
|
|
aFont.weight = NS_FONT_WEIGHT_NORMAL; // always normal weight
|
||
|
|
aFont.size = styleFont->mFont.size; // normal font size
|
||
|
|
if (0 == (styleFont->mFlags & NS_STYLE_FONT_FACE_EXPLICIT)) {
|
||
|
|
aFont.name = "Arial"; // XXX windows specific font
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// use arial, scaled down one HTML size
|
||
|
|
// italics, decoration & variant(?) get used
|
||
|
|
aFont = styleFont->mFont;
|
||
|
|
aFont.name = "Arial"; // XXX windows specific font
|
||
|
|
aFont.weight = NS_FONT_WEIGHT_NORMAL;
|
||
|
|
const nsFont& normal = aPresContext->GetDefaultFont();
|
||
|
|
PRInt32 scaler;
|
||
|
|
aPresContext->GetFontScaler(scaler);
|
||
|
|
float scaleFactor = nsStyleUtil::GetScalingFactor(scaler);
|
||
|
|
PRInt32 fontIndex = nsStyleUtil::FindNextSmallerFontSize(aFont.size, (PRInt32)normal.size, scaleFactor);
|
||
|
|
aFont.size = nsStyleUtil::CalcFontPointSize(fontIndex, (PRInt32)normal.size, scaleFactor);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
//-------------------------------------------------------------------------------------
|
||
|
|
// Utility methods for rendering Form Elements using GFX
|
||
|
|
//-------------------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// XXX: The following location for the paint code is TEMPORARY.
|
||
|
|
// It is being used to get printing working
|
||
|
|
// under windows. Later it will be used to GFX-render the controls to the display.
|
||
|
|
// Expect this code to repackaged and moved to a new location in the future.
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintLine(nsIRenderingContext& aRenderingContext,
|
||
|
|
nscoord aSX, nscoord aSY, nscoord aEX, nscoord aEY,
|
||
|
|
PRBool aHorz, nscoord aWidth, nscoord aOnePixel)
|
||
|
|
{
|
||
|
|
|
||
|
|
nsPoint p[5];
|
||
|
|
if (aHorz) {
|
||
|
|
aEX++;
|
||
|
|
p[0].x = nscoord(float(aSX)*aOnePixel);
|
||
|
|
p[0].y = nscoord(float(aSY)*aOnePixel);
|
||
|
|
p[1].x = nscoord(float(aEX)*aOnePixel);
|
||
|
|
p[1].y = nscoord(float(aEY)*aOnePixel);
|
||
|
|
p[2].x = nscoord(float(aEX)*aOnePixel);
|
||
|
|
p[2].y = nscoord(float(aEY+1)*aOnePixel);
|
||
|
|
p[3].x = nscoord(float(aSX)*aOnePixel);
|
||
|
|
p[3].y = nscoord(float(aSY+1)*aOnePixel);
|
||
|
|
p[4].x = nscoord(float(aSX)*aOnePixel);
|
||
|
|
p[4].y = nscoord(float(aSY)*aOnePixel);
|
||
|
|
} else {
|
||
|
|
aEY++;
|
||
|
|
p[0].x = nscoord(float(aSX)*aOnePixel);
|
||
|
|
p[0].y = nscoord(float(aSY)*aOnePixel);
|
||
|
|
p[1].x = nscoord(float(aEX)*aOnePixel);
|
||
|
|
p[1].y = nscoord(float(aEY)*aOnePixel);
|
||
|
|
p[2].x = nscoord(float(aEX+1)*aOnePixel);
|
||
|
|
p[2].y = nscoord(float(aEY)*aOnePixel);
|
||
|
|
p[3].x = nscoord(float(aSX+1)*aOnePixel);
|
||
|
|
p[3].y = nscoord(float(aSY)*aOnePixel);
|
||
|
|
p[4].x = nscoord(float(aSX)*aOnePixel);
|
||
|
|
p[4].y = nscoord(float(aSY)*aOnePixel);
|
||
|
|
}
|
||
|
|
aRenderingContext.FillPolygon(p, 5);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
// Offset for arrow centerpoint
|
||
|
|
static const nscoord nsArrowOffsetX = 3;
|
||
|
|
static const nscoord nsArrowOffsetY = 3;
|
||
|
|
static nscoord nsArrowRightPoints[] = {0, 0, 0, 6, 6, 3 };
|
||
|
|
static nscoord nsArrowLeftPoints[] = {0, 3, 6, 0, 6, 6 };
|
||
|
|
static nscoord nsArrowUpPoints[] = {3, 0, 6, 6, 0, 6 };
|
||
|
|
static nscoord nsArrowDownPoints[] = {0, 0, 3, 6, 6, 0 };
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
void
|
||
|
|
nsFormControlHelper::SetupPoints(PRUint32 aNumberOfPoints, nscoord* aPoints, nsPoint* aPolygon, nscoord aScaleFactor, nscoord aX, nscoord aY,
|
||
|
|
nscoord aCenterX, nscoord aCenterY)
|
||
|
|
{
|
||
|
|
const nscoord offsetX = aCenterX * aScaleFactor;
|
||
|
|
const nscoord offsetY = aCenterY * aScaleFactor;
|
||
|
|
|
||
|
|
PRUint32 i = 0;
|
||
|
|
PRUint32 count = 0;
|
||
|
|
for (i = 0; i < aNumberOfPoints; i++) {
|
||
|
|
aPolygon[i].x = (aPoints[count] * aScaleFactor) + aX - offsetX;
|
||
|
|
count++;
|
||
|
|
aPolygon[i].y = (aPoints[count] * aScaleFactor) + aY - offsetY;
|
||
|
|
count++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintArrowGlyph(nsIRenderingContext& aRenderingContext,
|
||
|
|
nscoord aSX, nscoord aSY, nsArrowDirection aArrowDirection,
|
||
|
|
nscoord aOnePixel)
|
||
|
|
{
|
||
|
|
nsPoint polygon[3];
|
||
|
|
|
||
|
|
switch(aArrowDirection)
|
||
|
|
{
|
||
|
|
case eArrowDirection_Left:
|
||
|
|
SetupPoints(3, nsArrowLeftPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case eArrowDirection_Right:
|
||
|
|
SetupPoints(3, nsArrowRightPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case eArrowDirection_Up:
|
||
|
|
SetupPoints(3, nsArrowUpPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case eArrowDirection_Down:
|
||
|
|
SetupPoints(3, nsArrowDownPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
aRenderingContext.FillPolygon(polygon, 3);
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintArrow(nsArrowDirection aArrowDirection,
|
||
|
|
nsIRenderingContext& aRenderingContext,
|
||
|
|
nsIPresContext& aPresContext,
|
||
|
|
const nsRect& aDirtyRect,
|
||
|
|
nsRect& aRect,
|
||
|
|
nscoord aOnePixel,
|
||
|
|
const nsStyleColor& aColor,
|
||
|
|
const nsStyleSpacing& aSpacing,
|
||
|
|
nsIFrame* aForFrame,
|
||
|
|
nsRect& aFrameRect)
|
||
|
|
{
|
||
|
|
// Draw border using CSS
|
||
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, aRect, aColor, aSpacing, 0, 0);
|
||
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, aRect, aSpacing, 0);
|
||
|
|
|
||
|
|
// Draw the glyph in black
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0, 0, 0));
|
||
|
|
// Draw arrow centered in the rectangle
|
||
|
|
PaintArrowGlyph(aRenderingContext, aRect.x + (aRect.width / 2), aRect.y + (aRect.height / 2), aArrowDirection, aOnePixel);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintScrollbar(nsIRenderingContext& aRenderingContext,
|
||
|
|
nsIPresContext& aPresContext,
|
||
|
|
const nsRect& aDirtyRect,
|
||
|
|
nsRect& aRect,
|
||
|
|
PRBool aHorizontal,
|
||
|
|
nscoord aOnePixel,
|
||
|
|
nsIStyleContext* aScrollbarStyleContext,
|
||
|
|
nsIStyleContext* aScrollbarArrowStyleContext,
|
||
|
|
nsIFrame* aForFrame,
|
||
|
|
nsRect& aFrameRect)
|
||
|
|
{
|
||
|
|
// Get the Scrollbar's Style structs
|
||
|
|
const nsStyleSpacing* scrollbarSpacing =
|
||
|
|
(const nsStyleSpacing*)aScrollbarStyleContext->GetStyleData(eStyleStruct_Spacing);
|
||
|
|
const nsStyleColor* scrollbarColor =
|
||
|
|
(const nsStyleColor*)aScrollbarStyleContext->GetStyleData(eStyleStruct_Color);
|
||
|
|
|
||
|
|
// Get the Scrollbar's Arrow's Style structs
|
||
|
|
const nsStyleSpacing* arrowSpacing =
|
||
|
|
(const nsStyleSpacing*)aScrollbarArrowStyleContext->GetStyleData(eStyleStruct_Spacing);
|
||
|
|
const nsStyleColor* arrowColor =
|
||
|
|
(const nsStyleColor*)aScrollbarArrowStyleContext->GetStyleData(eStyleStruct_Color);
|
||
|
|
|
||
|
|
// Paint background for scrollbar
|
||
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, aRect, *scrollbarColor, *arrowSpacing, 0, 0);
|
||
|
|
|
||
|
|
if (PR_TRUE == aHorizontal) {
|
||
|
|
// Draw horizontal Arrow
|
||
|
|
nscoord arrowWidth = aRect.height;
|
||
|
|
nsRect arrowLeftRect(aRect.x, aRect.y, arrowWidth, arrowWidth);
|
||
|
|
PaintArrow(eArrowDirection_Left,aRenderingContext,aPresContext,
|
||
|
|
aDirtyRect, arrowLeftRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
||
|
|
|
||
|
|
nsRect thumbRect(aRect.x+arrowWidth, aRect.y, arrowWidth, arrowWidth);
|
||
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, thumbRect, *arrowColor, *arrowSpacing, 0, 0);
|
||
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, thumbRect, *arrowSpacing, 0);
|
||
|
|
|
||
|
|
nsRect arrowRightRect(aRect.x + (aRect.width - arrowWidth), aRect.y, arrowWidth, arrowWidth);
|
||
|
|
PaintArrow(eArrowDirection_Right,aRenderingContext,aPresContext,
|
||
|
|
aDirtyRect, arrowRightRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
||
|
|
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// Paint vertical arrow
|
||
|
|
nscoord arrowHeight = aRect.width;
|
||
|
|
nsRect arrowUpRect(aRect.x, aRect.y, arrowHeight, arrowHeight);
|
||
|
|
PaintArrow(eArrowDirection_Up,aRenderingContext,aPresContext,
|
||
|
|
aDirtyRect, arrowUpRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
||
|
|
|
||
|
|
nsRect thumbRect(aRect.x, aRect.y+arrowHeight, arrowHeight, arrowHeight);
|
||
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, thumbRect, *arrowColor, *arrowSpacing, 0, 0);
|
||
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, thumbRect, *arrowSpacing, 0);
|
||
|
|
|
||
|
|
nsRect arrowDownRect(aRect.x, aRect.y + (aRect.height - arrowHeight), arrowHeight, arrowHeight);
|
||
|
|
PaintArrow(eArrowDirection_Down,aRenderingContext,aPresContext,
|
||
|
|
aDirtyRect, arrowDownRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintFixedSizeCheckMark(nsIRenderingContext& aRenderingContext,
|
||
|
|
float aPixelsToTwips)
|
||
|
|
{
|
||
|
|
//XXX: Check mark is always draw in black. If the this code is used to Render the widget
|
||
|
|
//to the screen the color should be set using the CSS style color instead.
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0, 0, 0));
|
||
|
|
// Offsets to x,y location, These offsets are used to place the checkmark in the middle
|
||
|
|
// of it's 12X12 pixel box.
|
||
|
|
const PRUint32 ox = 3;
|
||
|
|
const PRUint32 oy = 3;
|
||
|
|
|
||
|
|
nscoord onePixel = NSIntPixelsToTwips(1, aPixelsToTwips);
|
||
|
|
|
||
|
|
// Draw checkmark using a series of rectangles. This builds an replica of the
|
||
|
|
// way the checkmark looks under Windows. Using a polygon does not correctly
|
||
|
|
// represent a checkmark under Windows. This is due to round-off error in the
|
||
|
|
// Twips to Pixel conversions.
|
||
|
|
PaintLine(aRenderingContext, 0 + ox, 2 + oy, 0 + ox, 4 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 1 + ox, 3 + oy, 1 + ox, 5 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 2 + ox, 4 + oy, 2 + ox, 6 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 3 + ox, 3 + oy, 3 + ox, 5 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 4 + ox, 2 + oy, 4 + ox, 4 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 5 + ox, 1 + oy, 5 + ox, 3 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 6 + ox, 0 + oy, 6 + ox, 2 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintFixedSizeCheckMarkBorder(nsIRenderingContext& aRenderingContext,
|
||
|
|
float aPixelsToTwips, const nsStyleColor& aBackgroundColor)
|
||
|
|
{
|
||
|
|
//XXX: This method should use the CSS Border rendering code.
|
||
|
|
|
||
|
|
// Offsets to x,y location
|
||
|
|
PRUint32 ox = 0;
|
||
|
|
PRUint32 oy = 0;
|
||
|
|
|
||
|
|
nscoord onePixel = NSIntPixelsToTwips(1, aPixelsToTwips);
|
||
|
|
nscoord twoPixels = NSIntPixelsToTwips(2, aPixelsToTwips);
|
||
|
|
nscoord ninePixels = NSIntPixelsToTwips(9, aPixelsToTwips);
|
||
|
|
nscoord twelvePixels = NSIntPixelsToTwips(12, aPixelsToTwips);
|
||
|
|
|
||
|
|
// Draw Background
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(aBackgroundColor.mBackgroundColor);
|
||
|
|
nsRect rect(0, 0, twelvePixels, twelvePixels);
|
||
|
|
aRenderingContext.FillRect(rect);
|
||
|
|
|
||
|
|
// Draw Border
|
||
|
|
aRenderingContext.SetColor(NS_RGB(128, 128, 128));
|
||
|
|
PaintLine(aRenderingContext, 0 + ox, 0 + oy, 11 + ox, 0 + oy, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 0 + ox, 0 + oy, 0 + ox, 11 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(NS_RGB(192, 192, 192));
|
||
|
|
PaintLine(aRenderingContext, 1 + ox, 11 + oy, 11 + ox, 11 + oy, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 11 + ox, 1 + oy, 11 + ox, 11 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0, 0, 0));
|
||
|
|
PaintLine(aRenderingContext, 1 + ox, 1 + oy, 10 + ox, 1 + oy, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 1 + ox, 1 + oy, 1 + ox, 10 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
//XXX: Future, use the following code to draw a checkmark in any size.
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintScaledCheckMark(nsIRenderingContext& aRenderingContext,
|
||
|
|
float aPixelsToTwips, PRUint32 aWidth, PRUint32 aHeight)
|
||
|
|
{
|
||
|
|
#define NS_CHECKED_POINTS 7
|
||
|
|
|
||
|
|
// Points come from the coordinates on a 11X11 pixels rectangle with 0,0 at the lower
|
||
|
|
// left.
|
||
|
|
nscoord checkedPolygonDef[] = {0,2, 2,4, 6,0 , 6,2, 2,6, 0,4, 0,2 };
|
||
|
|
nsPoint checkedPolygon[NS_CHECKED_POINTS];
|
||
|
|
PRUint32 defIndex = 0;
|
||
|
|
PRUint32 polyIndex = 0;
|
||
|
|
PRBool scalable = PR_FALSE;
|
||
|
|
aRenderingContext.SetColor(color->mColor);
|
||
|
|
PRUint32 height = aHeight;
|
||
|
|
|
||
|
|
for (defIndex = 0; defIndex < (NS_CHECKED_POINTS * 2); defIndex++) {
|
||
|
|
checkedPolygon[polyIndex].x = nscoord(((checkedPolygonDef[defIndex])) * (height / 11.0) + (height / 11.0));
|
||
|
|
defIndex++;
|
||
|
|
checkedPolygon[polyIndex].y = nscoord((((checkedPolygonDef[defIndex]))) * (height / 11.0) + (height / 11.0));
|
||
|
|
polyIndex++;
|
||
|
|
}
|
||
|
|
|
||
|
|
aRenderingContext.FillPolygon(checkedPolygon, NS_CHECKED_POINTS);
|
||
|
|
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintFocus(nsIRenderingContext& aRenderingContext,
|
||
|
|
const nsRect& aDirtyRect, nsRect& aInside, nsRect& aOutside)
|
||
|
|
|
||
|
|
{
|
||
|
|
// draw dashed line to indicate selection, XXX don't calc rect every time
|
||
|
|
PRUint8 borderStyles[4];
|
||
|
|
nscolor borderColors[4];
|
||
|
|
nscolor black = NS_RGB(0,0,0);
|
||
|
|
for (PRInt32 i = 0; i < 4; i++) {
|
||
|
|
borderStyles[i] = NS_STYLE_BORDER_STYLE_DOTTED;
|
||
|
|
borderColors[i] = black;
|
||
|
|
}
|
||
|
|
nsCSSRendering::DrawDashedSides(0, aRenderingContext, borderStyles, borderColors, aOutside,
|
||
|
|
aInside, PR_FALSE, nsnull);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintRectangularButton(nsIPresContext& aPresContext,
|
||
|
|
nsIRenderingContext& aRenderingContext,
|
||
|
|
const nsRect& aDirtyRect, PRUint32 aWidth,
|
||
|
|
PRUint32 aHeight, PRBool aShift, PRBool aShowFocus,
|
||
|
|
nsIStyleContext* aStyleContext, nsString& aLabel,
|
||
|
|
nsIFrame* aForFrame)
|
||
|
|
|
||
|
|
{
|
||
|
|
nsIFormControlFrame * formFrame;
|
||
|
|
nsresult result = aForFrame->QueryInterface(kIFormControlFrameIID, (void**)&formFrame);
|
||
|
|
if (NS_OK != result) {
|
||
|
|
NS_RELEASE(formFrame);
|
||
|
|
}
|
||
|
|
|
||
|
|
aRenderingContext.PushState();
|
||
|
|
// Draw border using CSS
|
||
|
|
// Get the Scrollbar's Arrow's Style structs
|
||
|
|
const nsStyleSpacing* spacing =
|
||
|
|
(const nsStyleSpacing*)aStyleContext->GetStyleData(eStyleStruct_Spacing);
|
||
|
|
const nsStyleColor* color =
|
||
|
|
(const nsStyleColor*)aStyleContext->GetStyleData(eStyleStruct_Color);
|
||
|
|
nsRect rect(0, 0, aWidth, aHeight);
|
||
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, rect, *color, *spacing, 0, 0);
|
||
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, rect, *spacing, 0);
|
||
|
|
|
||
|
|
nsMargin border;
|
||
|
|
spacing->CalcBorderFor(aForFrame, border);
|
||
|
|
|
||
|
|
float p2t;
|
||
|
|
aPresContext.GetScaledPixelsToTwips(p2t);
|
||
|
|
nscoord onePixel = NSIntPixelsToTwips(1, p2t);
|
||
|
|
|
||
|
|
nsRect outside(0, 0, aWidth, aHeight);
|
||
|
|
outside.Deflate(border);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
|
||
|
|
nsRect inside(outside);
|
||
|
|
inside.Deflate(onePixel, onePixel);
|
||
|
|
|
||
|
|
|
||
|
|
if (aShowFocus) {
|
||
|
|
PaintFocus(aRenderingContext,
|
||
|
|
aDirtyRect, inside, outside);
|
||
|
|
}
|
||
|
|
|
||
|
|
float appUnits;
|
||
|
|
float devUnits;
|
||
|
|
float scale;
|
||
|
|
nsIDeviceContext * context;
|
||
|
|
aRenderingContext.GetDeviceContext(context);
|
||
|
|
|
||
|
|
context->GetCanonicalPixelScale(scale);
|
||
|
|
context->GetAppUnitsToDevUnits(devUnits);
|
||
|
|
context->GetDevUnitsToAppUnits(appUnits);
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0,0,0));
|
||
|
|
|
||
|
|
nsFont font(aPresContext.GetDefaultFixedFont());
|
||
|
|
formFrame->GetFont(&aPresContext, font);
|
||
|
|
|
||
|
|
aRenderingContext.SetFont(font);
|
||
|
|
|
||
|
|
nscoord textWidth;
|
||
|
|
nscoord textHeight;
|
||
|
|
aRenderingContext.GetWidth(aLabel, textWidth);
|
||
|
|
|
||
|
|
nsIFontMetrics* metrics;
|
||
|
|
context->GetMetricsFor(font, metrics);
|
||
|
|
metrics->GetMaxAscent(textHeight);
|
||
|
|
|
||
|
|
nscoord x = ((inside.width - textWidth) / 2) + inside.x;
|
||
|
|
nscoord y = ((inside.height - textHeight) / 2) + inside.y;
|
||
|
|
if (PR_TRUE == aShift) {
|
||
|
|
x += onePixel;
|
||
|
|
y += onePixel;
|
||
|
|
}
|
||
|
|
|
||
|
|
aRenderingContext.DrawString(aLabel, x, y, 0);
|
||
|
|
NS_RELEASE(context);
|
||
|
|
PRBool clipEmpty;
|
||
|
|
aRenderingContext.PopState(clipEmpty);
|
||
|
|
|
||
|
|
NS_RELEASE(formFrame);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintCircularBorder(nsIPresContext& aPresContext,
|
||
|
|
nsIRenderingContext& aRenderingContext,
|
||
|
|
const nsRect& aDirtyRect, nsIStyleContext* aStyleContext, PRBool aInset,
|
||
|
|
nsIFrame* aForFrame, PRUint32 aWidth, PRUint32 aHeight)
|
||
|
|
{
|
||
|
|
aRenderingContext.PushState();
|
||
|
|
|
||
|
|
float p2t;
|
||
|
|
aPresContext.GetScaledPixelsToTwips(p2t);
|
||
|
|
|
||
|
|
const nsStyleSpacing* spacing = (const nsStyleSpacing*)aStyleContext->GetStyleData(eStyleStruct_Spacing);
|
||
|
|
nsMargin border;
|
||
|
|
spacing->CalcBorderFor(aForFrame, border);
|
||
|
|
|
||
|
|
nscoord onePixel = NSIntPixelsToTwips(1, p2t);
|
||
|
|
nscoord twelvePixels = NSIntPixelsToTwips(12, p2t);
|
||
|
|
|
||
|
|
nsRect outside(0, 0, aWidth, aHeight);
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(NS_RGB(192,192,192));
|
||
|
|
aRenderingContext.FillRect(outside);
|
||
|
|
|
||
|
|
PRBool standardSize = PR_FALSE;
|
||
|
|
if (standardSize) {
|
||
|
|
outside.SetRect(0, 0, twelvePixels, twelvePixels);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(255,255,255));
|
||
|
|
aRenderingContext.FillArc(outside, 0, 180);
|
||
|
|
aRenderingContext.FillArc(outside, 180, 360);
|
||
|
|
|
||
|
|
if (PR_TRUE == aInset) {
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(192,192,192));
|
||
|
|
aRenderingContext.FillArc(outside, 0, 180);
|
||
|
|
aRenderingContext.FillArc(outside, 180, 360);
|
||
|
|
outside.SetRect(0, 0, twelvePixels, twelvePixels);
|
||
|
|
}
|
||
|
|
|
||
|
|
// DrakGray
|
||
|
|
aRenderingContext.SetColor(NS_RGB(128,128,128));
|
||
|
|
PaintLine(aRenderingContext, 4, 0, 7, 0, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 2, 1, 3, 1, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 8, 1, 9, 1, PR_TRUE, 1, onePixel);
|
||
|
|
|
||
|
|
PaintLine(aRenderingContext, 1, 2, 1, 3, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 0, 4, 0, 7, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 1, 8, 1, 9, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
// Black
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0,0,0));
|
||
|
|
PaintLine(aRenderingContext, 4, 1, 7, 1, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 2, 2, 3, 2, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 8, 2, 9, 2, PR_TRUE, 1, onePixel);
|
||
|
|
|
||
|
|
PaintLine(aRenderingContext, 2, 2, 2, 3, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 1, 4, 1, 7, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 2, 8, 2, 8, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
// Gray
|
||
|
|
aRenderingContext.SetColor(NS_RGB(192, 192, 192));
|
||
|
|
PaintLine(aRenderingContext, 2, 9, 3, 9, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 8, 9, 9, 9, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 4, 10, 7, 10, PR_TRUE, 1, onePixel);
|
||
|
|
|
||
|
|
PaintLine(aRenderingContext, 9, 3, 9, 3, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 10, 4, 10, 7, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 9, 8, 9, 9, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
} else {
|
||
|
|
outside.SetRect(0, 0, twelvePixels, twelvePixels);
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(NS_RGB(128,128,128));
|
||
|
|
aRenderingContext.FillArc(outside, 46, 225);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(255,255,255));
|
||
|
|
aRenderingContext.FillArc(outside, 225, 360);
|
||
|
|
aRenderingContext.FillArc(outside, 0, 44);
|
||
|
|
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0,0,0));
|
||
|
|
aRenderingContext.FillArc(outside, 46, 225);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(192,192,192));
|
||
|
|
aRenderingContext.FillArc(outside, 225, 360);
|
||
|
|
aRenderingContext.FillArc(outside, 0, 44);
|
||
|
|
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(255,255,255));
|
||
|
|
aRenderingContext.FillArc(outside, 0, 180);
|
||
|
|
aRenderingContext.FillArc(outside, 180, 360);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
}
|
||
|
|
|
||
|
|
PRBool clip;
|
||
|
|
aRenderingContext.PopState(clip);
|
||
|
|
}
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
//******************************************************************
|
||
|
|
//******************************************************************
|
||
|
|
//******************************************************************
|
||
|
|
//******************************************************************
|
||
|
|
//******************************************************************
|
||
|
|
//******************************************************************
|
||
|
|
//******************************************************************
|
||
|
|
//******************************************************************
|
||
|
|
//******************************************************************
|
||
|
|
//******************************************************************
|
||
|
|
//******************************************************************
|
||
|
|
//
|
||
|
|
//-------------------------------------------------------------------------------------
|
||
|
|
// Utility methods for rendering Form Elements using GFX
|
||
|
|
//-------------------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// XXX: The following location for the paint code is TEMPORARY.
|
||
|
|
// It is being used to get printing working
|
||
|
|
// under windows. Later it will be used to GFX-render the controls to the display.
|
||
|
|
// Expect this code to repackaged and moved to a new location in the future.
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintLine(nsIRenderingContext& aRenderingContext,
|
||
|
|
nscoord aSX, nscoord aSY, nscoord aEX, nscoord aEY,
|
||
|
|
PRBool aHorz, nscoord aWidth, nscoord aOnePixel)
|
||
|
|
{
|
||
|
|
|
||
|
|
nsPoint p[5];
|
||
|
|
if (aHorz) {
|
||
|
|
aEX++;
|
||
|
|
p[0].x = nscoord(float(aSX)*aOnePixel);
|
||
|
|
p[0].y = nscoord(float(aSY)*aOnePixel);
|
||
|
|
p[1].x = nscoord(float(aEX)*aOnePixel);
|
||
|
|
p[1].y = nscoord(float(aEY)*aOnePixel);
|
||
|
|
p[2].x = nscoord(float(aEX)*aOnePixel);
|
||
|
|
p[2].y = nscoord(float(aEY+1)*aOnePixel);
|
||
|
|
p[3].x = nscoord(float(aSX)*aOnePixel);
|
||
|
|
p[3].y = nscoord(float(aSY+1)*aOnePixel);
|
||
|
|
p[4].x = nscoord(float(aSX)*aOnePixel);
|
||
|
|
p[4].y = nscoord(float(aSY)*aOnePixel);
|
||
|
|
} else {
|
||
|
|
aEY++;
|
||
|
|
p[0].x = nscoord(float(aSX)*aOnePixel);
|
||
|
|
p[0].y = nscoord(float(aSY)*aOnePixel);
|
||
|
|
p[1].x = nscoord(float(aEX)*aOnePixel);
|
||
|
|
p[1].y = nscoord(float(aEY)*aOnePixel);
|
||
|
|
p[2].x = nscoord(float(aEX+1)*aOnePixel);
|
||
|
|
p[2].y = nscoord(float(aEY)*aOnePixel);
|
||
|
|
p[3].x = nscoord(float(aSX+1)*aOnePixel);
|
||
|
|
p[3].y = nscoord(float(aSY)*aOnePixel);
|
||
|
|
p[4].x = nscoord(float(aSX)*aOnePixel);
|
||
|
|
p[4].y = nscoord(float(aSY)*aOnePixel);
|
||
|
|
}
|
||
|
|
aRenderingContext.FillPolygon(p, 5);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
// Offset for arrow centerpoint
|
||
|
|
const nscoord nsArrowOffsetX = 3;
|
||
|
|
const nscoord nsArrowOffsetY = 3;
|
||
|
|
static nscoord nsArrowRightPoints[] = {0, 0, 0, 6, 6, 3 };
|
||
|
|
static nscoord nsArrowLeftPoints[] = {0, 3, 6, 0, 6, 6 };
|
||
|
|
static nscoord nsArrowUpPoints[] = {3, 0, 6, 6, 0, 6 };
|
||
|
|
static nscoord nsArrowDownPoints[] = {0, 0, 3, 6, 6, 0 };
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
void
|
||
|
|
nsFormControlHelper::SetupPoints(PRUint32 aNumberOfPoints, nscoord* aPoints, nsPoint* aPolygon, nscoord aScaleFactor, nscoord aX, nscoord aY,
|
||
|
|
nscoord aCenterX, nscoord aCenterY)
|
||
|
|
{
|
||
|
|
const nscoord offsetX = aCenterX * aScaleFactor;
|
||
|
|
const nscoord offsetY = aCenterY * aScaleFactor;
|
||
|
|
|
||
|
|
PRUint32 i = 0;
|
||
|
|
PRUint32 count = 0;
|
||
|
|
for (i = 0; i < aNumberOfPoints; i++) {
|
||
|
|
aPolygon[i].x = (aPoints[count] * aScaleFactor) + aX - offsetX;
|
||
|
|
count++;
|
||
|
|
aPolygon[i].y = (aPoints[count] * aScaleFactor) + aY - offsetY;
|
||
|
|
count++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintArrowGlyph(nsIRenderingContext& aRenderingContext,
|
||
|
|
nscoord aSX, nscoord aSY, nsArrowDirection aArrowDirection,
|
||
|
|
nscoord aOnePixel)
|
||
|
|
{
|
||
|
|
nsPoint polygon[3];
|
||
|
|
|
||
|
|
switch(aArrowDirection)
|
||
|
|
{
|
||
|
|
case eArrowDirection_Left:
|
||
|
|
SetupPoints(3, nsArrowLeftPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case eArrowDirection_Right:
|
||
|
|
SetupPoints(3, nsArrowRightPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case eArrowDirection_Up:
|
||
|
|
SetupPoints(3, nsArrowUpPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case eArrowDirection_Down:
|
||
|
|
SetupPoints(3, nsArrowDownPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
aRenderingContext.FillPolygon(polygon, 3);
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintArrow(nsArrowDirection aArrowDirection,
|
||
|
|
nsIRenderingContext& aRenderingContext,
|
||
|
|
nsIPresContext& aPresContext,
|
||
|
|
const nsRect& aDirtyRect,
|
||
|
|
nsRect& aRect,
|
||
|
|
nscoord aOnePixel,
|
||
|
|
const nsStyleColor& aColor,
|
||
|
|
const nsStyleSpacing& aSpacing,
|
||
|
|
nsIFrame* aForFrame,
|
||
|
|
nsRect& aFrameRect)
|
||
|
|
{
|
||
|
|
// Draw border using CSS
|
||
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, aRect, aColor, aSpacing, 0, 0);
|
||
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, aRect, aSpacing, 0);
|
||
|
|
|
||
|
|
// Draw the glyph in black
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0, 0, 0));
|
||
|
|
// Draw arrow centered in the rectangle
|
||
|
|
PaintArrowGlyph(aRenderingContext, aRect.x + (aRect.width / 2), aRect.y + (aRect.height / 2), aArrowDirection, aOnePixel);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintScrollbar(nsIRenderingContext& aRenderingContext,
|
||
|
|
nsIPresContext& aPresContext,
|
||
|
|
const nsRect& aDirtyRect,
|
||
|
|
nsRect& aRect,
|
||
|
|
PRBool aHorizontal,
|
||
|
|
nscoord aOnePixel,
|
||
|
|
nsIStyleContext* aScrollbarStyleContext,
|
||
|
|
nsIStyleContext* aScrollbarArrowStyleContext,
|
||
|
|
nsIFrame* aForFrame,
|
||
|
|
nsRect& aFrameRect)
|
||
|
|
{
|
||
|
|
// Get the Scrollbar's Style structs
|
||
|
|
const nsStyleSpacing* scrollbarSpacing =
|
||
|
|
(const nsStyleSpacing*)aScrollbarStyleContext->GetStyleData(eStyleStruct_Spacing);
|
||
|
|
const nsStyleColor* scrollbarColor =
|
||
|
|
(const nsStyleColor*)aScrollbarStyleContext->GetStyleData(eStyleStruct_Color);
|
||
|
|
|
||
|
|
// Get the Scrollbar's Arrow's Style structs
|
||
|
|
const nsStyleSpacing* arrowSpacing =
|
||
|
|
(const nsStyleSpacing*)aScrollbarArrowStyleContext->GetStyleData(eStyleStruct_Spacing);
|
||
|
|
const nsStyleColor* arrowColor =
|
||
|
|
(const nsStyleColor*)aScrollbarArrowStyleContext->GetStyleData(eStyleStruct_Color);
|
||
|
|
|
||
|
|
// Paint background for scrollbar
|
||
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, aRect, *scrollbarColor, 0, 0);
|
||
|
|
|
||
|
|
if (PR_TRUE == aHorizontal) {
|
||
|
|
// Draw horizontal Arrow
|
||
|
|
nscoord arrowWidth = aRect.height;
|
||
|
|
nsRect arrowLeftRect(aRect.x, aRect.y, arrowWidth, arrowWidth);
|
||
|
|
PaintArrow(eArrowDirection_Left,aRenderingContext,aPresContext,
|
||
|
|
aDirtyRect, arrowLeftRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
||
|
|
|
||
|
|
nsRect thumbRect(aRect.x+arrowWidth, aRect.y, arrowWidth, arrowWidth);
|
||
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, thumbRect, *arrowColor, 0, 0);
|
||
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, thumbRect, *arrowSpacing, 0);
|
||
|
|
|
||
|
|
nsRect arrowRightRect(aRect.x + (aRect.width - arrowWidth), aRect.y, arrowWidth, arrowWidth);
|
||
|
|
PaintArrow(eArrowDirection_Right,aRenderingContext,aPresContext,
|
||
|
|
aDirtyRect, arrowRightRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
||
|
|
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// Paint vertical arrow
|
||
|
|
nscoord arrowHeight = aRect.width;
|
||
|
|
nsRect arrowUpRect(aRect.x, aRect.y, arrowHeight, arrowHeight);
|
||
|
|
PaintArrow(eArrowDirection_Up,aRenderingContext,aPresContext,
|
||
|
|
aDirtyRect, arrowUpRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
||
|
|
|
||
|
|
nsRect thumbRect(aRect.x, aRect.y+arrowHeight, arrowHeight, arrowHeight);
|
||
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, thumbRect, *arrowColor, 0, 0);
|
||
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, thumbRect, *arrowSpacing, 0);
|
||
|
|
|
||
|
|
nsRect arrowDownRect(aRect.x, aRect.y + (aRect.height - arrowHeight), arrowHeight, arrowHeight);
|
||
|
|
PaintArrow(eArrowDirection_Down,aRenderingContext,aPresContext,
|
||
|
|
aDirtyRect, arrowDownRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintFixedSizeCheckMark(nsIRenderingContext& aRenderingContext,
|
||
|
|
float aPixelsToTwips)
|
||
|
|
{
|
||
|
|
//XXX: Check mark is always draw in black. If the this code is used to Render the widget
|
||
|
|
//to the screen the color should be set using the CSS style color instead.
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0, 0, 0));
|
||
|
|
// Offsets to x,y location, These offsets are used to place the checkmark in the middle
|
||
|
|
// of it's 12X12 pixel box.
|
||
|
|
const PRUint32 ox = 3;
|
||
|
|
const PRUint32 oy = 3;
|
||
|
|
|
||
|
|
nscoord onePixel = NSIntPixelsToTwips(1, aPixelsToTwips);
|
||
|
|
|
||
|
|
// Draw checkmark using a series of rectangles. This builds an replica of the
|
||
|
|
// way the checkmark looks under Windows. Using a polygon does not correctly
|
||
|
|
// represent a checkmark under Windows. This is due to round-off error in the
|
||
|
|
// Twips to Pixel conversions.
|
||
|
|
PaintLine(aRenderingContext, 0 + ox, 2 + oy, 0 + ox, 4 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 1 + ox, 3 + oy, 1 + ox, 5 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 2 + ox, 4 + oy, 2 + ox, 6 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 3 + ox, 3 + oy, 3 + ox, 5 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 4 + ox, 2 + oy, 4 + ox, 4 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 5 + ox, 1 + oy, 5 + ox, 3 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 6 + ox, 0 + oy, 6 + ox, 2 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintFixedSizeCheckMarkBorder(nsIRenderingContext& aRenderingContext,
|
||
|
|
float aPixelsToTwips)
|
||
|
|
{
|
||
|
|
//XXX: Future, use CSS to paint border instead of painting it ourselves here.
|
||
|
|
// nsLeafFrame::Paint(aPresContext, aRenderingContext, aDirtyRect);
|
||
|
|
|
||
|
|
// Offsets to x,y location
|
||
|
|
PRUint32 ox = 0;
|
||
|
|
PRUint32 oy = 0;
|
||
|
|
|
||
|
|
nscoord onePixel = NSIntPixelsToTwips(1, aPixelsToTwips);
|
||
|
|
nscoord twoPixels = NSIntPixelsToTwips(2, aPixelsToTwips);
|
||
|
|
nscoord ninePixels = NSIntPixelsToTwips(9, aPixelsToTwips);
|
||
|
|
nscoord twelvePixels = NSIntPixelsToTwips(12, aPixelsToTwips);
|
||
|
|
|
||
|
|
// Draw Background
|
||
|
|
nsRect rect(0, 0, twelvePixels, twelvePixels);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(255, 255, 255));
|
||
|
|
aRenderingContext.FillRect(rect);
|
||
|
|
|
||
|
|
// Draw Border
|
||
|
|
aRenderingContext.SetColor(NS_RGB(128, 128, 128));
|
||
|
|
PaintLine(aRenderingContext, 0 + ox, 0 + oy, 11 + ox, 0 + oy, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 0 + ox, 0 + oy, 0 + ox, 11 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(NS_RGB(192, 192, 192));
|
||
|
|
PaintLine(aRenderingContext, 1 + ox, 11 + oy, 11 + ox, 11 + oy, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 11 + ox, 1 + oy, 11 + ox, 11 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0, 0, 0));
|
||
|
|
PaintLine(aRenderingContext, 1 + ox, 1 + oy, 10 + ox, 1 + oy, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 1 + ox, 1 + oy, 1 + ox, 10 + oy, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
//XXX: Future, use the following code to draw a checkmark in any size.
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintScaledCheckMark(nsIRenderingContext& aRenderingContext,
|
||
|
|
float aPixelsToTwips, PRUint32 aWidth, PRUint32 aHeight)
|
||
|
|
{
|
||
|
|
#define NS_CHECKED_POINTS 7
|
||
|
|
|
||
|
|
// Points come from the coordinates on a 11X11 pixels rectangle with 0,0 at the lower
|
||
|
|
// left.
|
||
|
|
nscoord checkedPolygonDef[] = {0,2, 2,4, 6,0 , 6,2, 2,6, 0,4, 0,2 };
|
||
|
|
nsPoint checkedPolygon[NS_CHECKED_POINTS];
|
||
|
|
PRUint32 defIndex = 0;
|
||
|
|
PRUint32 polyIndex = 0;
|
||
|
|
PRBool scalable = PR_FALSE;
|
||
|
|
aRenderingContext.SetColor(color->mColor);
|
||
|
|
PRUint32 height = aHeight;
|
||
|
|
|
||
|
|
for (defIndex = 0; defIndex < (NS_CHECKED_POINTS * 2); defIndex++) {
|
||
|
|
checkedPolygon[polyIndex].x = nscoord(((checkedPolygonDef[defIndex])) * (height / 11.0) + (height / 11.0));
|
||
|
|
defIndex++;
|
||
|
|
checkedPolygon[polyIndex].y = nscoord((((checkedPolygonDef[defIndex]))) * (height / 11.0) + (height / 11.0));
|
||
|
|
polyIndex++;
|
||
|
|
}
|
||
|
|
|
||
|
|
aRenderingContext.FillPolygon(checkedPolygon, NS_CHECKED_POINTS);
|
||
|
|
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintFocus(nsIRenderingContext& aRenderingContext,
|
||
|
|
const nsRect& aDirtyRect, nsRect& aInside, nsRect& aOutside)
|
||
|
|
|
||
|
|
{
|
||
|
|
// draw dashed line to indicate selection, XXX don't calc rect every time
|
||
|
|
PRUint8 borderStyles[4];
|
||
|
|
nscolor borderColors[4];
|
||
|
|
nscolor black = NS_RGB(0,0,0);
|
||
|
|
for (PRInt32 i = 0; i < 4; i++) {
|
||
|
|
borderStyles[i] = NS_STYLE_BORDER_STYLE_DOTTED;
|
||
|
|
borderColors[i] = black;
|
||
|
|
}
|
||
|
|
nsCSSRendering::DrawDashedSides(0, aRenderingContext, borderStyles, borderColors, aOutside,
|
||
|
|
aInside, PR_FALSE, nsnull);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintRectangularButton(nsIPresContext& aPresContext,
|
||
|
|
nsIRenderingContext& aRenderingContext,
|
||
|
|
const nsRect& aDirtyRect, PRUint32 aWidth,
|
||
|
|
PRUint32 aHeight, PRBool aShift, PRBool aShowFocus,
|
||
|
|
nsIStyleContext* aStyleContext, nsString& aLabel,
|
||
|
|
nsIFrame* aForFrame)
|
||
|
|
|
||
|
|
{
|
||
|
|
nsIFormControlFrame * formFrame;
|
||
|
|
nsresult result = aForFrame->QueryInterface(kIFormControlFrameIID, (void**)&formFrame);
|
||
|
|
if (NS_OK != result) {
|
||
|
|
NS_RELEASE(formFrame);
|
||
|
|
}
|
||
|
|
|
||
|
|
aRenderingContext.PushState();
|
||
|
|
// Draw border using CSS
|
||
|
|
// Get the Scrollbar's Arrow's Style structs
|
||
|
|
const nsStyleSpacing* spacing =
|
||
|
|
(const nsStyleSpacing*)aStyleContext->GetStyleData(eStyleStruct_Spacing);
|
||
|
|
const nsStyleColor* color =
|
||
|
|
(const nsStyleColor*)aStyleContext->GetStyleData(eStyleStruct_Color);
|
||
|
|
nsRect rect(0, 0, aWidth, aHeight);
|
||
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, rect, *color, 0, 0);
|
||
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
||
|
|
aDirtyRect, rect, *spacing, 0);
|
||
|
|
|
||
|
|
nsMargin border;
|
||
|
|
spacing->CalcBorderFor(aForFrame, border);
|
||
|
|
|
||
|
|
float p2t;
|
||
|
|
aPresContext.GetScaledPixelsToTwips(p2t);
|
||
|
|
nscoord onePixel = NSIntPixelsToTwips(1, p2t);
|
||
|
|
|
||
|
|
nsRect outside(0, 0, aWidth, aHeight);
|
||
|
|
outside.Deflate(border);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
|
||
|
|
nsRect inside(outside);
|
||
|
|
inside.Deflate(onePixel, onePixel);
|
||
|
|
|
||
|
|
|
||
|
|
if (aShowFocus) {
|
||
|
|
PaintFocus(aRenderingContext,
|
||
|
|
aDirtyRect, inside, outside);
|
||
|
|
}
|
||
|
|
|
||
|
|
float appUnits;
|
||
|
|
float devUnits;
|
||
|
|
float scale;
|
||
|
|
nsIDeviceContext * context;
|
||
|
|
aRenderingContext.GetDeviceContext(context);
|
||
|
|
|
||
|
|
context->GetCanonicalPixelScale(scale);
|
||
|
|
context->GetAppUnitsToDevUnits(devUnits);
|
||
|
|
context->GetDevUnitsToAppUnits(appUnits);
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0,0,0));
|
||
|
|
|
||
|
|
nsFont font(aPresContext.GetDefaultFixedFont());
|
||
|
|
formFrame->GetFont(&aPresContext, font);
|
||
|
|
|
||
|
|
aRenderingContext.SetFont(font);
|
||
|
|
|
||
|
|
nscoord textWidth;
|
||
|
|
nscoord textHeight;
|
||
|
|
aRenderingContext.GetWidth(aLabel, textWidth);
|
||
|
|
|
||
|
|
nsIFontMetrics* metrics;
|
||
|
|
context->GetMetricsFor(font, metrics);
|
||
|
|
metrics->GetMaxAscent(textHeight);
|
||
|
|
|
||
|
|
nscoord x = ((inside.width - textWidth) / 2) + inside.x;
|
||
|
|
nscoord y = ((inside.height - textHeight) / 2) + inside.y;
|
||
|
|
if (PR_TRUE == aShift) {
|
||
|
|
x += onePixel;
|
||
|
|
y += onePixel;
|
||
|
|
}
|
||
|
|
|
||
|
|
aRenderingContext.DrawString(aLabel, x, y, 0);
|
||
|
|
NS_RELEASE(context);
|
||
|
|
PRBool clipEmpty;
|
||
|
|
aRenderingContext.PopState(clipEmpty);
|
||
|
|
|
||
|
|
NS_RELEASE(formFrame);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
nsFormControlHelper::PaintCircularBorder(nsIPresContext& aPresContext,
|
||
|
|
nsIRenderingContext& aRenderingContext,
|
||
|
|
const nsRect& aDirtyRect, nsIStyleContext* aStyleContext, PRBool aInset,
|
||
|
|
nsIFrame* aForFrame, PRUint32 aWidth, PRUint32 aHeight)
|
||
|
|
{
|
||
|
|
aRenderingContext.PushState();
|
||
|
|
|
||
|
|
float p2t;
|
||
|
|
aPresContext.GetScaledPixelsToTwips(p2t);
|
||
|
|
|
||
|
|
const nsStyleSpacing* spacing = (const nsStyleSpacing*)aStyleContext->GetStyleData(eStyleStruct_Spacing);
|
||
|
|
nsMargin border;
|
||
|
|
spacing->CalcBorderFor(aForFrame, border);
|
||
|
|
|
||
|
|
nscoord onePixel = NSIntPixelsToTwips(1, p2t);
|
||
|
|
nscoord twelvePixels = NSIntPixelsToTwips(12, p2t);
|
||
|
|
|
||
|
|
nsRect outside(0, 0, aWidth, aHeight);
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(NS_RGB(192,192,192));
|
||
|
|
aRenderingContext.FillRect(outside);
|
||
|
|
|
||
|
|
PRBool standardSize = PR_FALSE;
|
||
|
|
if (standardSize) {
|
||
|
|
outside.SetRect(0, 0, twelvePixels, twelvePixels);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(255,255,255));
|
||
|
|
aRenderingContext.FillArc(outside, 0, 180);
|
||
|
|
aRenderingContext.FillArc(outside, 180, 360);
|
||
|
|
|
||
|
|
if (PR_TRUE == aInset) {
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(192,192,192));
|
||
|
|
aRenderingContext.FillArc(outside, 0, 180);
|
||
|
|
aRenderingContext.FillArc(outside, 180, 360);
|
||
|
|
outside.SetRect(0, 0, twelvePixels, twelvePixels);
|
||
|
|
}
|
||
|
|
|
||
|
|
// DrakGray
|
||
|
|
aRenderingContext.SetColor(NS_RGB(128,128,128));
|
||
|
|
PaintLine(aRenderingContext, 4, 0, 7, 0, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 2, 1, 3, 1, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 8, 1, 9, 1, PR_TRUE, 1, onePixel);
|
||
|
|
|
||
|
|
PaintLine(aRenderingContext, 1, 2, 1, 3, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 0, 4, 0, 7, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 1, 8, 1, 9, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
// Black
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0,0,0));
|
||
|
|
PaintLine(aRenderingContext, 4, 1, 7, 1, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 2, 2, 3, 2, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 8, 2, 9, 2, PR_TRUE, 1, onePixel);
|
||
|
|
|
||
|
|
PaintLine(aRenderingContext, 2, 2, 2, 3, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 1, 4, 1, 7, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 2, 8, 2, 8, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
// Gray
|
||
|
|
aRenderingContext.SetColor(NS_RGB(192, 192, 192));
|
||
|
|
PaintLine(aRenderingContext, 2, 9, 3, 9, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 8, 9, 9, 9, PR_TRUE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 4, 10, 7, 10, PR_TRUE, 1, onePixel);
|
||
|
|
|
||
|
|
PaintLine(aRenderingContext, 9, 3, 9, 3, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 10, 4, 10, 7, PR_FALSE, 1, onePixel);
|
||
|
|
PaintLine(aRenderingContext, 9, 8, 9, 9, PR_FALSE, 1, onePixel);
|
||
|
|
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
} else {
|
||
|
|
outside.SetRect(0, 0, twelvePixels, twelvePixels);
|
||
|
|
|
||
|
|
aRenderingContext.SetColor(NS_RGB(128,128,128));
|
||
|
|
aRenderingContext.FillArc(outside, 46, 225);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(255,255,255));
|
||
|
|
aRenderingContext.FillArc(outside, 225, 360);
|
||
|
|
aRenderingContext.FillArc(outside, 0, 44);
|
||
|
|
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(0,0,0));
|
||
|
|
aRenderingContext.FillArc(outside, 46, 225);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(192,192,192));
|
||
|
|
aRenderingContext.FillArc(outside, 225, 360);
|
||
|
|
aRenderingContext.FillArc(outside, 0, 44);
|
||
|
|
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
aRenderingContext.SetColor(NS_RGB(255,255,255));
|
||
|
|
aRenderingContext.FillArc(outside, 0, 180);
|
||
|
|
aRenderingContext.FillArc(outside, 180, 360);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
outside.Deflate(onePixel, onePixel);
|
||
|
|
}
|
||
|
|
|
||
|
|
PRBool clip;
|
||
|
|
aRenderingContext.PopState(clip);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#endif
|