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| 1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "config.h" | 5 #include "config.h" |
| 6 | 6 |
| 7 #include "CCFontAtlas.h" | 7 #include "CCFontAtlas.h" |
| 8 | 8 |
| 9 #include "base/string_split.h" | 9 #include "base/string_split.h" |
| 10 #include "ui/gfx/point.h" | 10 #include "ui/gfx/point.h" |
| (...skipping 12 matching lines...) Expand all Loading... |
| 23 for (size_t i = 0; i < 128; ++i) | 23 for (size_t i = 0; i < 128; ++i) |
| 24 m_asciiToRectTable[i] = asciiToRectTable[i]; | 24 m_asciiToRectTable[i] = asciiToRectTable[i]; |
| 25 } | 25 } |
| 26 | 26 |
| 27 CCFontAtlas::~CCFontAtlas() | 27 CCFontAtlas::~CCFontAtlas() |
| 28 { | 28 { |
| 29 } | 29 } |
| 30 | 30 |
| 31 void CCFontAtlas::drawText(SkCanvas* canvas, const SkPaint& paint, const std::st
ring& text, const gfx::Point& destPosition, const IntSize& clip) const | 31 void CCFontAtlas::drawText(SkCanvas* canvas, const SkPaint& paint, const std::st
ring& text, const gfx::Point& destPosition, const IntSize& clip) const |
| 32 { | 32 { |
| 33 ASSERT(CCProxy::isImplThread()); | 33 CC_DCHECK(CCProxy::isImplThread()); |
| 34 | 34 |
| 35 std::vector<std::string> lines; | 35 std::vector<std::string> lines; |
| 36 base::SplitString(text, '\n', &lines); | 36 base::SplitString(text, '\n', &lines); |
| 37 | 37 |
| 38 gfx::Point position = destPosition; | 38 gfx::Point position = destPosition; |
| 39 for (size_t i = 0; i < lines.size(); ++i) { | 39 for (size_t i = 0; i < lines.size(); ++i) { |
| 40 drawOneLineOfTextInternal(canvas, paint, lines[i], position); | 40 drawOneLineOfTextInternal(canvas, paint, lines[i], position); |
| 41 position.set_y(position.y() + m_fontHeight); | 41 position.set_y(position.y() + m_fontHeight); |
| 42 if (position.y() > clip.height()) | 42 if (position.y() > clip.height()) |
| 43 return; | 43 return; |
| 44 } | 44 } |
| 45 } | 45 } |
| 46 | 46 |
| 47 void CCFontAtlas::drawOneLineOfTextInternal(SkCanvas* canvas, const SkPaint& pai
nt, const std::string& textLine, const gfx::Point& destPosition) const | 47 void CCFontAtlas::drawOneLineOfTextInternal(SkCanvas* canvas, const SkPaint& pai
nt, const std::string& textLine, const gfx::Point& destPosition) const |
| 48 { | 48 { |
| 49 ASSERT(CCProxy::isImplThread()); | 49 CC_DCHECK(CCProxy::isImplThread()); |
| 50 | 50 |
| 51 gfx::Point position = destPosition; | 51 gfx::Point position = destPosition; |
| 52 for (unsigned i = 0; i < textLine.length(); ++i) { | 52 for (unsigned i = 0; i < textLine.length(); ++i) { |
| 53 // If the ASCII code is out of bounds, then index 0 is used, which is ju
st a plain rectangle glyph. | 53 // If the ASCII code is out of bounds, then index 0 is used, which is ju
st a plain rectangle glyph. |
| 54 int asciiIndex = (textLine[i] < 128) ? textLine[i] : 0; | 54 int asciiIndex = (textLine[i] < 128) ? textLine[i] : 0; |
| 55 IntRect glyphBounds = m_asciiToRectTable[asciiIndex]; | 55 IntRect glyphBounds = m_asciiToRectTable[asciiIndex]; |
| 56 SkIRect source = SkIRect::MakeXYWH(glyphBounds.x(), glyphBounds.y(), gly
phBounds.width(), glyphBounds.height()); | 56 SkIRect source = SkIRect::MakeXYWH(glyphBounds.x(), glyphBounds.y(), gly
phBounds.width(), glyphBounds.height()); |
| 57 canvas->drawBitmapRect(m_atlas, &source, SkRect::MakeXYWH(position.x(),
position.y(), glyphBounds.width(), glyphBounds.height()), &paint); | 57 canvas->drawBitmapRect(m_atlas, &source, SkRect::MakeXYWH(position.x(),
position.y(), glyphBounds.width(), glyphBounds.height()), &paint); |
| 58 position.set_x(position.x() + glyphBounds.width()); | 58 position.set_x(position.x() + glyphBounds.width()); |
| 59 } | 59 } |
| 60 } | 60 } |
| 61 | 61 |
| 62 void CCFontAtlas::drawDebugAtlas(SkCanvas* canvas, const gfx::Point& destPositio
n) const | 62 void CCFontAtlas::drawDebugAtlas(SkCanvas* canvas, const gfx::Point& destPositio
n) const |
| 63 { | 63 { |
| 64 ASSERT(CCProxy::isImplThread()); | 64 CC_DCHECK(CCProxy::isImplThread()); |
| 65 | 65 |
| 66 SkIRect source = SkIRect::MakeWH(m_atlas.width(), m_atlas.height()); | 66 SkIRect source = SkIRect::MakeWH(m_atlas.width(), m_atlas.height()); |
| 67 canvas->drawBitmapRect(m_atlas, &source, SkRect::MakeXYWH(destPosition.x(),
destPosition.y(), m_atlas.width(), m_atlas.height())); | 67 canvas->drawBitmapRect(m_atlas, &source, SkRect::MakeXYWH(destPosition.x(),
destPosition.y(), m_atlas.width(), m_atlas.height())); |
| 68 } | 68 } |
| 69 | 69 |
| 70 } // namespace cc | 70 } // namespace cc |
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