gecko-dev/gfx/layers/composite/ColorLayerComposite.cpp

62 строки
2.2 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "ColorLayerComposite.h"
#include "gfxColor.h" // for gfxRGBA
#include "mozilla/RefPtr.h" // for RefPtr
#include "mozilla/gfx/Matrix.h" // for Matrix4x4
#include "mozilla/gfx/Point.h" // for Point
#include "mozilla/gfx/Rect.h" // for Rect
#include "mozilla/gfx/Types.h" // for Color
#include "mozilla/layers/Compositor.h" // for Compositor
#include "mozilla/layers/CompositorTypes.h" // for DiagnosticFlags::COLOR
#include "mozilla/layers/Effects.h" // for Effect, EffectChain, etc
#include "mozilla/mozalloc.h" // for operator delete, etc
namespace mozilla {
namespace layers {
void
ColorLayerComposite::RenderLayer(const gfx::IntRect& aClipRect)
{
EffectChain effects(this);
GenEffectChain(effects);
gfx::IntRect boundRect = GetBounds();
LayerManagerComposite::AutoAddMaskEffect autoMaskEffect(GetMaskLayer(),
effects);
gfx::Rect rect(boundRect.x, boundRect.y,
boundRect.width, boundRect.height);
gfx::Rect clipRect(aClipRect.x, aClipRect.y,
aClipRect.width, aClipRect.height);
float opacity = GetEffectiveOpacity();
AddBlendModeEffect(effects);
const gfx::Matrix4x4& transform = GetEffectiveTransform();
mCompositor->DrawQuad(rect, clipRect, effects, opacity, transform);
mCompositor->DrawDiagnostics(DiagnosticFlags::COLOR,
rect, clipRect,
transform);
}
void
ColorLayerComposite::GenEffectChain(EffectChain& aEffect)
{
aEffect.mLayerRef = this;
gfxRGBA color(GetColor());
aEffect.mPrimaryEffect = new EffectSolidColor(gfx::Color(color.r,
color.g,
color.b,
color.a));
}
} /* layers */
} /* mozilla */