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Diffstat (limited to 'libs/hwui/tests/common/TestUtils.cpp')
-rw-r--r--libs/hwui/tests/common/TestUtils.cpp38
1 files changed, 25 insertions, 13 deletions
diff --git a/libs/hwui/tests/common/TestUtils.cpp b/libs/hwui/tests/common/TestUtils.cpp
index 5ed7aa464026..3440d03b4fc5 100644
--- a/libs/hwui/tests/common/TestUtils.cpp
+++ b/libs/hwui/tests/common/TestUtils.cpp
@@ -58,27 +58,22 @@ sp<DeferredLayerUpdater> TestUtils::createTextureLayerUpdater(
return layerUpdater;
}
-void TestUtils::drawTextToCanvas(TestCanvas* canvas, const char* text,
- const SkPaint& paint, float x, float y) {
- // drawing text requires GlyphID TextEncoding (which JNI layer would have done)
- LOG_ALWAYS_FATAL_IF(paint.getTextEncoding() != SkPaint::kGlyphID_TextEncoding,
- "must use glyph encoding");
+void TestUtils::layoutTextUnscaled(const SkPaint& paint, const char* text,
+ std::vector<glyph_t>* outGlyphs, std::vector<float>* outPositions,
+ float* outTotalAdvance, Rect* outBounds) {
+ Rect bounds;
+ float totalAdvance = 0;
SkSurfaceProps surfaceProps(0, kUnknown_SkPixelGeometry);
SkAutoGlyphCacheNoGamma autoCache(paint, &surfaceProps, &SkMatrix::I());
-
- float totalAdvance = 0;
- std::vector<glyph_t> glyphs;
- std::vector<float> positions;
- Rect bounds;
while (*text != '\0') {
SkUnichar unichar = SkUTF8_NextUnichar(&text);
glyph_t glyph = autoCache.getCache()->unicharToGlyph(unichar);
autoCache.getCache()->unicharToGlyph(unichar);
// push glyph and its relative position
- glyphs.push_back(glyph);
- positions.push_back(totalAdvance);
- positions.push_back(0);
+ outGlyphs->push_back(glyph);
+ outPositions->push_back(totalAdvance);
+ outPositions->push_back(0);
// compute bounds
SkGlyph skGlyph = autoCache.getCache()->getUnicharMetrics(unichar);
@@ -91,6 +86,23 @@ void TestUtils::drawTextToCanvas(TestCanvas* canvas, const char* text,
paint.getTextWidths(&glyph, sizeof(glyph), &skWidth, NULL);
totalAdvance += skWidth;
}
+ *outBounds = bounds;
+ *outTotalAdvance = totalAdvance;
+}
+
+void TestUtils::drawTextToCanvas(TestCanvas* canvas, const char* text,
+ const SkPaint& paint, float x, float y) {
+ // drawing text requires GlyphID TextEncoding (which JNI layer would have done)
+ LOG_ALWAYS_FATAL_IF(paint.getTextEncoding() != SkPaint::kGlyphID_TextEncoding,
+ "must use glyph encoding");
+ SkSurfaceProps surfaceProps(0, kUnknown_SkPixelGeometry);
+ SkAutoGlyphCacheNoGamma autoCache(paint, &surfaceProps, &SkMatrix::I());
+
+ std::vector<glyph_t> glyphs;
+ std::vector<float> positions;
+ float totalAdvance;
+ Rect bounds;
+ layoutTextUnscaled(paint, text, &glyphs, &positions, &totalAdvance, &bounds);
// apply alignment via x parameter (which JNI layer would have done)
if (paint.getTextAlign() == SkPaint::kCenter_Align) {