8a00144035
Change-Id: I67529f6c0ac26da603f60af22c620f8f603d8a19 Reviewed-on: https://skia-review.googlesource.com/155564 Commit-Queue: Ben Wagner <bungeman@google.com> Reviewed-by: Ben Wagner <bungeman@google.com> Auto-Submit: Hal Canary <halcanary@google.com>
97 lines
3.2 KiB
C++
97 lines
3.2 KiB
C++
/*
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* Copyright 2014 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "Resources.h"
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#include "SkCanvas.h"
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#include "SkFontMgr.h"
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#include "SkFontMgr_fontconfig.h"
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#include "SkTypeface.h"
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#include "Test.h"
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#include <fontconfig/fontconfig.h>
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static bool bitmap_compare(const SkBitmap& ref, const SkBitmap& test) {
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for (int y = 0; y < test.height(); ++y) {
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for (int x = 0; x < test.width(); ++x) {
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SkColor testColor = test.getColor(x, y);
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SkColor refColor = ref.getColor(x, y);
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if (refColor != testColor) {
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return false;
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}
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}
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}
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return true;
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}
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DEF_TEST(FontMgrFontConfig, reporter) {
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FcConfig* config = FcConfigCreate();
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SkString distortablePath = GetResourcePath("fonts/Distortable.ttf");
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FcConfigAppFontAddFile(
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config, reinterpret_cast<const FcChar8*>(distortablePath.c_str()));
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FcConfigBuildFonts(config);
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sk_sp<SkFontMgr> fontMgr(SkFontMgr_New_FontConfig(config));
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sk_sp<SkTypeface> typeface(fontMgr->legacyMakeTypeface("Distortable", SkFontStyle()));
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SkBitmap bitmapStream;
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bitmapStream.allocN32Pixels(64, 64);
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SkCanvas canvasStream(bitmapStream);
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canvasStream.drawColor(SK_ColorWHITE);
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SkBitmap bitmapClone;
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bitmapClone.allocN32Pixels(64, 64);
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SkCanvas canvasClone(bitmapClone);
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canvasStream.drawColor(SK_ColorWHITE);
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SkPaint paintStream;
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paintStream.setColor(SK_ColorGRAY);
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paintStream.setTextSize(SkIntToScalar(20));
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paintStream.setAntiAlias(true);
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paintStream.setLCDRenderText(true);
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SkPaint paintClone;
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paintClone.setColor(SK_ColorGRAY);
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paintClone.setTextSize(SkIntToScalar(20));
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paintClone.setAntiAlias(true);
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paintClone.setLCDRenderText(true);
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std::unique_ptr<SkStreamAsset> distortableStream(
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GetResourceAsStream("fonts/Distortable.ttf"));
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if (!distortableStream) {
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return;
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}
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const char* text = "abc";
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const size_t textLen = strlen(text);
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SkPoint point = SkPoint::Make(20.0f, 20.0f);
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SkFourByteTag tag = SkSetFourByteTag('w', 'g', 'h', 't');
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for (int i = 0; i < 10; ++i) {
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SkScalar styleValue =
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SkDoubleToScalar(0.5 + i * ((2.0 - 0.5) / 10));
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SkFontArguments::VariationPosition::Coordinate
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coordinates[] = {{tag, styleValue}};
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SkFontArguments::VariationPosition
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position = {coordinates, SK_ARRAY_COUNT(coordinates)};
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paintStream.setTypeface(sk_sp<SkTypeface>(
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fontMgr->makeFromStream(distortableStream->duplicate(),
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SkFontArguments().setVariationDesignPosition(position))));
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paintClone.setTypeface(sk_sp<SkTypeface>(
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typeface->makeClone(SkFontArguments().setVariationDesignPosition(position))));
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canvasStream.drawColor(SK_ColorWHITE);
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canvasStream.drawText(text, textLen, point.fX, point.fY, paintStream);
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canvasClone.drawColor(SK_ColorWHITE);
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canvasClone.drawText(text, textLen, point.fX, point.fY, paintClone);
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bool success = bitmap_compare(bitmapStream, bitmapClone);
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REPORTER_ASSERT(reporter, success);
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}
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}
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