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57 lines
1.8 KiB
C++
57 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/layers/Compositor.h"
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#include "mozilla/layers/Effects.h"
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namespace mozilla {
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namespace layers {
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/* static */ LayersBackend Compositor::sBackend = LAYERS_NONE;
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/* static */ LayersBackend
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Compositor::GetBackend()
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{
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return sBackend;
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}
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void
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Compositor::DrawDiagnostics(const gfx::Color& aColor,
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const gfx::Rect& rect,
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const gfx::Rect& aClipRect,
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const gfx::Matrix4x4& aTransform,
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const gfx::Point& aOffset)
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{
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if (!mDrawColoredBorders) {
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return;
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}
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EffectChain effects;
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effects.mPrimaryEffect = new EffectSolidColor(aColor);
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int lWidth = 1;
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float opacity = 0.8;
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// left
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this->DrawQuad(gfx::Rect(rect.x, rect.y,
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lWidth, rect.height),
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aClipRect, effects, opacity,
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aTransform, aOffset);
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// top
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this->DrawQuad(gfx::Rect(rect.x + lWidth, rect.y,
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rect.width - 2 * lWidth, lWidth),
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aClipRect, effects, opacity,
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aTransform, aOffset);
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// right
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this->DrawQuad(gfx::Rect(rect.x + rect.width - lWidth, rect.y,
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lWidth, rect.height),
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aClipRect, effects, opacity,
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aTransform, aOffset);
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// bottom
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this->DrawQuad(gfx::Rect(rect.x + lWidth, rect.y + rect.height-lWidth,
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rect.width - 2 * lWidth, lWidth),
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aClipRect, effects, opacity,
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aTransform, aOffset);
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}
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} // namespace
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} // namespace
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