virtual void onDraw(SkCanvas* canvas) {
this->drawBG(canvas);
// canvas->scale(1.5f, 1.5f);
canvas->drawBitmap(fBM, 0, 0);
SkIRect margins;
SkRect dst;
int d = 25;
margins.set(d, d, d, d);
margins.fLeft = fBM.width()/2 - 1;
margins.fTop = fBM.height()/2 - 1;
margins.fRight = fBM.width() - margins.fLeft - 1;
margins.fBottom = fBM.height() - margins.fTop - 1;
// canvas->translate(fX/5, fY/5);
canvas->translate(0, 76);
dst.set(0, 0, SkIntToScalar(200), SkIntToScalar(200));
SkPaint paint;
paint.setAntiAlias(false);
paint.setDither(true);
paint.setFilterBitmap(false);
// SkNinePatch::DrawNine(canvas, dst, fBM, margins, &paint);
test_rects(canvas, fBM, &paint);
}
virtual void onDrawContent(SkCanvas* canvas) {
SkPaint paint;
paint.setDither(true);
paint.setFilterBitmap(true);
for (size_t i = 0; i < SK_ARRAY_COUNT(fRecs); i++) {
canvas->save();
paint.setShader(NULL);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
NULL, NULL, NULL, 0, paint);
canvas->translate(SkIntToScalar(250), 0);
paint.setShader(fShader0);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
NULL, NULL, NULL, 0, paint);
canvas->translate(SkIntToScalar(250), 0);
paint.setShader(fShader1);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
NULL, NULL, NULL, 0, paint);
canvas->restore();
canvas->translate(0, SkIntToScalar(250));
}
}
void onDrawContent(SkCanvas* canvas) override {
SkPaint paint;
paint.setDither(true);
paint.setFilterQuality(kLow_SkFilterQuality);
for (size_t i = 0; i < SK_ARRAY_COUNT(fRecs); i++) {
auto verts = SkVertices::MakeCopy(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
nullptr);
canvas->save();
paint.setShader(nullptr);
canvas->drawVertices(verts, SkBlendMode::kModulate, paint);
canvas->translate(SkIntToScalar(250), 0);
paint.setShader(fShader0);
canvas->drawVertices(verts, SkBlendMode::kModulate, paint);
canvas->translate(SkIntToScalar(250), 0);
paint.setShader(fShader1);
canvas->drawVertices(verts, SkBlendMode::kModulate, paint);
canvas->restore();
canvas->translate(0, SkIntToScalar(250));
}
}
static void gradient_slide(SkCanvas* canvas) {
SkPoint pts[2] = {
{ 0, 0 },
{ SkIntToScalar(100), SkIntToScalar(100) }
};
SkShader::TileMode tm = SkShader::kClamp_TileMode;
SkRect r = { 0, 0, SkIntToScalar(100), SkIntToScalar(100) };
SkPaint paint;
paint.setAntiAlias(true);
paint.setDither(true);
canvas->translate(SkIntToScalar(20), SkIntToScalar(10));
for (size_t i = 0; i < SK_ARRAY_COUNT(gGradData); i++) {
canvas->save();
for (size_t j = 0; j < SK_ARRAY_COUNT(gGradMakers); j++) {
SkShader* shader = gGradMakers[j](pts, gGradData[i], tm);
paint.setShader(shader);
canvas->drawRect(r, paint);
shader->unref();
canvas->translate(0, SkIntToScalar(120));
}
canvas->restore();
canvas->translate(SkIntToScalar(120), 0);
}
}
virtual void onDraw(SkCanvas* canvas) {
SkPoint pts[2] = {
{ 0, 0 },
{ SkIntToScalar(100), SkIntToScalar(100) }
};
SkShader::TileMode tm = SkShader::kClamp_TileMode;
SkRect r = { 0, 0, SkIntToScalar(100), SkIntToScalar(100) };
SkPaint paint;
paint.setAntiAlias(true);
paint.setDither(fDither);
canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
for (size_t i = 0; i < SK_ARRAY_COUNT(gGradData); i++) {
canvas->save();
for (size_t j = 0; j < SK_ARRAY_COUNT(gGradMakers); j++) {
SkMatrix scale = SkMatrix::I();
if (i == 5) { // if the clamp case
scale.setScale(0.5f, 0.5f);
scale.postTranslate(25.f, 25.f);
}
paint.setShader(gGradMakers[j](pts, gGradData[i], tm, scale));
canvas->drawRect(r, paint);
canvas->translate(0, SkIntToScalar(120));
}
canvas->restore();
canvas->translate(SkIntToScalar(120), 0);
}
}
static void draw2(SkCanvas* canvas, const SkBitmap& bm) {
SkPaint paint;
SkBitmap bitmap(bm);
setBitmapOpaque(&bitmap, false);
paint.setDither(false);
canvas->drawBitmap(bitmap, 0, 0, &paint);
paint.setDither(true);
canvas->drawBitmap(bitmap, 0, SkIntToScalar(bm.height() + 10), &paint);
setBitmapOpaque(&bitmap, true);
SkScalar x = SkIntToScalar(bm.width() + 10);
paint.setDither(false);
canvas->drawBitmap(bitmap, x, 0, &paint);
paint.setDither(true);
canvas->drawBitmap(bitmap, x, SkIntToScalar(bm.height() + 10), &paint);
}
// Make sure our blits always map src==0 to a noop, and src==FF to full opaque
static void test_00_FF(skiatest::Reporter* reporter) {
static const int W = 256;
static const SkBitmap::Config gDstConfig[] = {
SkBitmap::kARGB_8888_Config,
SkBitmap::kRGB_565_Config,
// SkBitmap::kARGB_4444_Config,
// SkBitmap::kA8_Config,
};
static const struct {
SkColor fSrc;
SkColor fDst;
SkPMColor fResult32;
uint16_t fResult16;
uint8_t fResult8;
} gSrcRec[] = {
{ 0, 0, 0, 0, 0 },
{ 0, 0xFFFFFFFF, SkPackARGB32(0xFF, 0xFF, 0xFF, 0xFF), 0xFFFF, 0xFF },
{ 0xFFFFFFFF, 0, SkPackARGB32(0xFF, 0xFF, 0xFF, 0xFF), 0xFFFF, 0xFF },
{ 0xFFFFFFFF, 0xFFFFFFFF, SkPackARGB32(0xFF, 0xFF, 0xFF, 0xFF), 0xFFFF, 0xFF },
};
SkPaint paint;
SkBitmap srcBM;
srcBM.setConfig(SkBitmap::kARGB_8888_Config, W, 1);
srcBM.allocPixels();
for (size_t i = 0; i < SK_ARRAY_COUNT(gDstConfig); i++) {
SkBitmap dstBM;
dstBM.setConfig(gDstConfig[i], W, 1);
dstBM.allocPixels();
SkCanvas canvas(dstBM);
for (size_t j = 0; j < SK_ARRAY_COUNT(gSrcRec); j++) {
srcBM.eraseColor(gSrcRec[j].fSrc);
dstBM.eraseColor(gSrcRec[j].fDst);
for (int k = 0; k < 4; k++) {
bool dither = (k & 1) != 0;
bool blend = (k & 2) != 0;
if (gSrcRec[j].fSrc != 0 && blend) {
// can't make a numerical promise about blending anything
// but 0
// continue;
}
paint.setDither(dither);
paint.setAlpha(blend ? 0x80 : 0xFF);
canvas.drawBitmap(srcBM, 0, 0, &paint);
if (!check_color(dstBM, gSrcRec[j].fResult32, gSrcRec[j].fResult16,
gSrcRec[j].fResult8, reporter)) {
SkDebugf("--- src index %d dither %d blend %d\n", j, dither, blend);
}
}
}
}
}
void Gradient::applyToPaint(SkPaint& paint, const SkMatrix& localMatrix) {
if (!m_cachedShader || localMatrix != m_cachedShader->getLocalMatrix())
m_cachedShader = createShader(localMatrix);
paint.setShader(m_cachedShader);
// Legacy behavior: gradients are always dithered.
paint.setDither(true);
}
void Gradient::applyToPaint(SkPaint& paint)
{
if (!m_gradient)
m_gradient = createShader();
paint.setShader(m_gradient);
// Legacy behavior: gradients are always dithered.
paint.setDither(true);
}
static void show_ramp(SkCanvas* canvas, const SkRect& r) {
SkPoint pts[] = { r.fLeft, 0, r.fRight, 0 };
SkColor colors[] = { SK_ColorRED, SK_ColorBLUE };
SkShader* s = SkGradientShader::CreateLinear(pts, colors, NULL, 2,
SkShader::kRepeat_TileMode);
SkPaint p;
p.setShader(s)->unref();
canvas->drawRect(r, p);
canvas->translate(r.width() + SkIntToScalar(8), 0);
p.setDither(true);
canvas->drawRect(r, p);
}
static void draw_gradient(SkCanvas* canvas) {
SkRect r = { 0, 0, SkIntToScalar(256), SkIntToScalar(32) };
SkPoint pts[] = { { r.fLeft, r.fTop }, { r.fRight, r.fTop } };
SkColor colors[] = { 0xFF000000, 0xFFFF0000 };
SkPaint p;
p.setShader(SkGradientShader::MakeLinear(pts, colors, nullptr, 2, SkShader::kClamp_TileMode));
draw_rect(canvas, r, p);
canvas->translate(0, SkIntToScalar(40));
p.setDither(true);
draw_rect(canvas, r, p);
}
static SkPaint make_paint() {
SkPaint paint;
if (fuzz->exhausted()) {
return paint;
}
paint.setHinting(make_paint_hinting());
paint.setAntiAlias(make_bool());
paint.setDither(make_bool());
paint.setLinearText(make_bool());
paint.setSubpixelText(make_bool());
paint.setLCDRenderText(make_bool());
paint.setEmbeddedBitmapText(make_bool());
paint.setAutohinted(make_bool());
paint.setVerticalText(make_bool());
paint.setFakeBoldText(make_bool());
paint.setDevKernText(make_bool());
paint.setFilterQuality(make_filter_quality());
paint.setStyle(make_paint_style());
paint.setColor(make_color());
paint.setStrokeWidth(make_number(false));
paint.setStrokeMiter(make_number(false));
paint.setStrokeCap(make_paint_cap());
paint.setStrokeJoin(make_paint_join());
paint.setColorFilter(make_color_filter());
paint.setBlendMode(make_blendmode());
paint.setPathEffect(make_path_effect());
paint.setMaskFilter(make_mask_filter());
if (false) {
// our validating buffer does not support typefaces yet, so skip this for now
paint.setTypeface(SkTypeface::MakeFromName(make_font_name().c_str(),make_typeface_style()));
}
SkLayerRasterizer::Builder rasterizerBuilder;
SkPaint paintForRasterizer;
if (make_bool()) {
paintForRasterizer = make_paint();
}
rasterizerBuilder.addLayer(paintForRasterizer);
paint.setRasterizer(rasterizerBuilder.detach());
paint.setImageFilter(make_image_filter());
bool a, b, c;
fuzz->next(&a, &b, &c);
sk_sp<SkData> data(make_3Dlut(nullptr, a, b, c));
paint.setTextAlign(make_paint_align());
SkScalar d, e, f;
fuzz->next(&d, &e, &f);
paint.setTextSize(d);
paint.setTextScaleX(e);
paint.setTextSkewX(f);
paint.setTextEncoding(make_paint_text_encoding());
return paint;
}
virtual void onDrawContent(SkCanvas* canvas)
{
canvas->translate(SkIntToScalar(10), SkIntToScalar(50));
const SkScalar W = SkIntToScalar(fBitmaps[0].width() + 1);
const SkScalar H = SkIntToScalar(fBitmaps[0].height() + 1);
SkPaint paint;
const SkScalar scale = SkFloatToScalar(0.897917f);
canvas->scale(SK_Scalar1, scale);
for (int k = 0; k < 2; k++)
{
paint.setFilterBitmap(k == 1);
for (int j = 0; j < 2; j++)
{
paint.setDither(j == 1);
for (int i = 0; i < fBitmapCount; i++)
{
SkScalar x = (k * fBitmapCount + j) * W;
SkScalar y = i * H;
x = SkIntToScalar(SkScalarRound(x));
y = SkIntToScalar(SkScalarRound(y));
canvas->drawBitmap(fBitmaps[i], x, y, &paint);
if (i == 0)
{
SkPaint p;
p.setAntiAlias(true);
p.setTextAlign(SkPaint::kCenter_Align);
p.setTextSize(SkIntToScalar(18));
SkString s("dither=");
s.appendS32(paint.isDither());
s.append(" filter=");
s.appendS32(paint.isFilterBitmap());
canvas->drawText(s.c_str(), s.size(), x + W/2,
y - p.getTextSize(), p);
}
if (k+j == 2)
{
SkPaint p;
p.setAntiAlias(true);
p.setTextSize(SkIntToScalar(18));
SkString s;
s.append(" depth=");
s.appendS32(fBitmaps[i].config() == SkBitmap::kRGB_565_Config ? 16 : 32);
canvas->drawText(s.c_str(), s.size(), x + W + SkIntToScalar(4),
y + H/2, p);
}
}
}
}
}
void onDraw(SkCanvas* canvas) override {
const SkColor colors[] = { sk_tool_utils::color_to_565(0xFF555555),
sk_tool_utils::color_to_565(0xFF444444) };
const int colorCount = SK_ARRAY_COUNT(colors);
SkRect r = { 0, 0, this->width(), this->height() };
SkSize size = SkSize::Make(r.width(), r.height());
SkPaint paint;
paint.setShader(fProc(colors, colorCount, size))->unref();
paint.setDither(fDither);
canvas->drawRect(r, paint);
}
virtual void onDrawContent(SkCanvas* canvas) {
SkPaint paint;
paint.setAntiAlias(true);
paint.setStyle(SkPaint::kStroke_Style);
paint.setStrokeWidth(SkIntToScalar(10));
paint.setMaskFilter(new SkEmbossMaskFilter(fLight, SkIntToScalar(4)))->unref();
paint.setShader(new SkColorShader(SK_ColorBLUE))->unref();
paint.setDither(true);
canvas->drawCircle(SkIntToScalar(50), SkIntToScalar(50),
SkIntToScalar(30), paint);
}
void drawText(SkCanvas* canvas, const SkString& string,
bool subpixelTextEnabled, bool lcdRenderTextEnabled) {
SkPaint paint;
paint.setColor(SK_ColorBLACK);
paint.setDither(true);
paint.setAntiAlias(true);
paint.setSubpixelText(subpixelTextEnabled);
paint.setLCDRenderText(lcdRenderTextEnabled);
paint.setTextSize(textHeight);
canvas->drawText(string.c_str(), string.size(), 0, y, paint);
y += textHeight;
}
virtual void onDrawContent(SkCanvas* canvas) {
SkPaint paint;
paint.setAntiAlias(true);
paint.setStyle(SkPaint::kStroke_Style);
paint.setStrokeWidth(SkIntToScalar(10));
paint.setMaskFilter(SkEmbossMaskFilter::Make(SkBlurMask::ConvertRadiusToSigma(4), fLight));
paint.setShader(SkShader::MakeColorShader(SK_ColorBLUE));
paint.setDither(true);
canvas->drawCircle(SkIntToScalar(50), SkIntToScalar(50),
SkIntToScalar(30), paint);
}
static SkPaint make_paint() {
SkPaint paint;
paint.setHinting(make_paint_hinting());
paint.setAntiAlias(make_bool());
paint.setDither(make_bool());
paint.setLinearText(make_bool());
paint.setSubpixelText(make_bool());
paint.setLCDRenderText(make_bool());
paint.setEmbeddedBitmapText(make_bool());
paint.setAutohinted(make_bool());
paint.setVerticalText(make_bool());
paint.setUnderlineText(make_bool());
paint.setStrikeThruText(make_bool());
paint.setFakeBoldText(make_bool());
paint.setDevKernText(make_bool());
paint.setFilterQuality(make_filter_quality());
paint.setStyle(make_paint_style());
paint.setColor(make_color());
paint.setStrokeWidth(make_scalar());
paint.setStrokeMiter(make_scalar());
paint.setStrokeCap(make_paint_cap());
paint.setStrokeJoin(make_paint_join());
paint.setColorFilter(make_color_filter());
paint.setXfermodeMode(make_xfermode());
paint.setPathEffect(make_path_effect());
paint.setMaskFilter(make_mask_filter());
if (false) {
// our validating buffer does not support typefaces yet, so skip this for now
SkAutoTUnref<SkTypeface> typeface(
SkTypeface::CreateFromName(make_font_name().c_str(), make_typeface_style()));
paint.setTypeface(typeface);
}
SkLayerRasterizer::Builder rasterizerBuilder;
SkPaint paintForRasterizer;
if (R(2) == 1) {
paintForRasterizer = make_paint();
}
rasterizerBuilder.addLayer(paintForRasterizer);
paint.setRasterizer(rasterizerBuilder.detach());
paint.setImageFilter(make_image_filter());
sk_sp<SkData> data(make_3Dlut(nullptr, make_bool(), make_bool(), make_bool()));
paint.setTextAlign(make_paint_align());
paint.setTextSize(make_scalar());
paint.setTextScaleX(make_scalar());
paint.setTextSkewX(make_scalar());
paint.setTextEncoding(make_paint_text_encoding());
return paint;
}
static void makebm(SkBitmap* bm, SkColorType ct, int w, int h) {
bm->allocPixels(SkImageInfo::Make(w, h, ct, kPremul_SkAlphaType));
bm->eraseColor(SK_ColorTRANSPARENT);
SkCanvas canvas(*bm);
SkPoint pts[] = { { 0, 0 }, { SkIntToScalar(w), SkIntToScalar(h)} };
SkColor colors[] = { SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE };
SkScalar pos[] = { 0, SK_Scalar1/2, SK_Scalar1 };
SkPaint paint;
paint.setDither(true);
paint.setShader(SkGradientShader::CreateLinear(pts, colors, pos,
SK_ARRAY_COUNT(colors), SkShader::kClamp_TileMode))->unref();
canvas.drawPaint(paint);
}
void onDrawContent(SkCanvas* canvas) override {
const int nu = 10;
const int nv = 10;
SkPaint paint;
paint.setDither(true);
paint.setFilterQuality(kLow_SkFilterQuality);
canvas->translate(DX, DY);
Patch patch;
paint.setShader(fShader0);
if (fSize0.fX == 0) {
fSize0.fX = 1;
}
if (fSize0.fY == 0) {
fSize0.fY = 1;
}
patch.setBounds(fSize0.fX, fSize0.fY);
patch.setPatch(fPts);
drawpatches(canvas, paint, nu, nv, &patch);
paint.setShader(nullptr);
paint.setAntiAlias(true);
paint.setStrokeWidth(SkIntToScalar(5));
canvas->drawPoints(SkCanvas::kPoints_PointMode, SK_ARRAY_COUNT(fPts), fPts, paint);
canvas->translate(0, SkIntToScalar(300));
paint.setAntiAlias(false);
paint.setShader(fShader1);
if (true) {
SkMatrix m;
m.setSkew(1, 0);
SkShader* s = SkShader::CreateLocalMatrixShader(paint.getShader(), m);
paint.setShader(s)->unref();
}
if (true) {
SkMatrix m;
m.setRotate(fAngle);
SkShader* s = SkShader::CreateLocalMatrixShader(paint.getShader(), m);
paint.setShader(s)->unref();
}
patch.setBounds(fSize1.fX, fSize1.fY);
drawpatches(canvas, paint, nu, nv, &patch);
}
static void makebm(SkBitmap* bm, int w, int h) {
bm->allocN32Pixels(w, h);
bm->eraseColor(SK_ColorTRANSPARENT);
SkCanvas canvas(*bm);
SkScalar s = SkIntToScalar(w < h ? w : h);
SkPoint pts[] = { { 0, 0 }, { s, s } };
SkColor colors[] = { SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE };
SkScalar pos[] = { 0, SK_Scalar1/2, SK_Scalar1 };
SkPaint paint;
paint.setDither(true);
paint.setShader(SkGradientShader::CreateLinear(pts, colors, pos,
SK_ARRAY_COUNT(colors), SkShader::kClamp_TileMode))->unref();
canvas.drawPaint(paint);
}
static void test_draw(SkCanvas* canvas, const char label[]) {
SkPaint paint;
paint.setAntiAlias(true);
paint.setLCDRenderText(true);
paint.setDither(true);
paint.setShader(make_shader())->unref();
canvas->drawRect(SkRect::MakeWH(W, H), paint);
paint.setShader(NULL);
paint.setColor(SK_ColorWHITE);
paint.setTextSize(32);
paint.setTextAlign(SkPaint::kCenter_Align);
canvas->drawText(label, strlen(label), W / 2, H * 3 / 4, paint);
}
static void mesh_slide(SkCanvas* canvas) {
Rec fRecs[3];
SkIPoint size;
SkShader* fShader0 = make_shader0(&size);
SkShader* fShader1 = make_shader1(size);
SkAutoUnref aur0(fShader0);
SkAutoUnref aur1(fShader1);
make_strip(&fRecs[0], size.fX, size.fY);
make_fan(&fRecs[1], size.fX, size.fY);
make_tris(&fRecs[2]);
SkPaint paint;
paint.setDither(true);
paint.setFilterLevel(SkPaint::kLow_FilterLevel);
for (size_t i = 0; i < SK_ARRAY_COUNT(fRecs); i++) {
canvas->save();
paint.setShader(NULL);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
NULL, NULL, NULL, 0, paint);
canvas->translate(SkIntToScalar(210), 0);
paint.setShader(fShader0);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
NULL, NULL, NULL, 0, paint);
canvas->translate(SkIntToScalar(210), 0);
paint.setShader(fShader1);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
NULL, NULL, NULL, 0, paint);
canvas->restore();
canvas->translate(0, SkIntToScalar(250));
}
}
virtual void onDraw(SkCanvas* canvas) {
this->drawBG(canvas);
#if 1
canvas->drawColor(SK_ColorWHITE);
canvas->translate(SK_Scalar1/2, SkIntToScalar(15) + SK_Scalar1/2);
canvas->scale(SkIntToScalar(3)/2, SkIntToScalar(3)/2);
drawbug(canvas, fScale);
fScale += SK_Scalar1/93;
this->inval(NULL);
return;
#endif
SkPaint paint;
paint.setDither(true);
paint.setFilterBitmap(true);
for (int i = 0; i < SK_ARRAY_COUNT(fRecs); i++) {
canvas->save();
paint.setShader(NULL);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
NULL, NULL, NULL, 0, paint);
canvas->translate(SkIntToScalar(250), 0);
paint.setShader(fShader0);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
NULL, NULL, NULL, 0, paint);
canvas->translate(SkIntToScalar(250), 0);
paint.setShader(fShader1);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
NULL, NULL, NULL, 0, paint);
canvas->restore();
canvas->translate(0, SkIntToScalar(250));
}
}
void RenderSkinNinePatch::DrawNinePatch(SkCanvas* canvas, const SkRect& bounds,
const NinePatch& patch) {
Res_png_9patch* data = Res_png_9patch::deserialize(patch.m_serializedPatchData);
// if the NinePatch is bigger than the destination on a given axis the default
// decoder will not stretch properly, therefore we fall back to skia's decoder
// which if needed will down-sample and draw the bitmap as best as possible.
if (patch.m_bitmap.width() >= bounds.width() || patch.m_bitmap.height() >= bounds.height()) {
SkPaint defaultPaint;
// matches default dither in NinePatchDrawable.java.
defaultPaint.setDither(true);
SkNinePatch::DrawMesh(canvas, bounds, patch.m_bitmap,
data->xDivs, data->numXDivs,
data->yDivs, data->numYDivs,
&defaultPaint);
} else {
NinePatch_Draw(canvas, bounds, patch.m_bitmap, *data, 0, 0);
}
}
static void mesh_slide(SkCanvas* canvas) {
Rec fRecs[3];
SkIPoint size;
auto fShader0 = make_shader0(&size);
auto fShader1 = make_shader1(size);
make_strip(&fRecs[0], size.fX, size.fY);
make_fan(&fRecs[1], size.fX, size.fY);
make_tris(&fRecs[2]);
SkPaint paint;
paint.setDither(true);
paint.setFilterQuality(kLow_SkFilterQuality);
for (size_t i = 0; i < SK_ARRAY_COUNT(fRecs); i++) {
canvas->save();
paint.setShader(nullptr);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
nullptr, nullptr, nullptr, 0, paint);
canvas->translate(SkIntToScalar(210), 0);
paint.setShader(fShader0);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
nullptr, nullptr, nullptr, 0, paint);
canvas->translate(SkIntToScalar(210), 0);
paint.setShader(fShader1);
canvas->drawVertices(fRecs[i].fMode, fRecs[i].fCount,
fRecs[i].fVerts, fRecs[i].fTexs,
nullptr, nullptr, nullptr, 0, paint);
canvas->restore();
canvas->translate(0, SkIntToScalar(250));
}
}
static SkPaint make_paint() {
SkPaint paint;
paint.setHinting(make_paint_hinting());
paint.setAntiAlias(make_bool());
paint.setDither(make_bool());
paint.setLinearText(make_bool());
paint.setSubpixelText(make_bool());
paint.setLCDRenderText(make_bool());
paint.setEmbeddedBitmapText(make_bool());
paint.setAutohinted(make_bool());
paint.setVerticalText(make_bool());
paint.setFakeBoldText(make_bool());
paint.setDevKernText(make_bool());
paint.setFilterQuality(make_filter_quality());
paint.setStyle(make_paint_style());
paint.setColor(make_color());
paint.setStrokeWidth(make_scalar());
paint.setStrokeMiter(make_scalar());
paint.setStrokeCap(make_paint_cap());
paint.setStrokeJoin(make_paint_join());
paint.setColorFilter(make_color_filter());
paint.setBlendMode(make_xfermode());
paint.setPathEffect(make_path_effect());
paint.setMaskFilter(make_mask_filter());
if (false) {
// our validating buffer does not support typefaces yet, so skip this for now
paint.setTypeface(SkTypeface::MakeFromName(make_font_name().c_str(),
make_typeface_style()));
}
paint.setImageFilter(make_image_filter());
sk_sp<SkData> data(make_3Dlut(nullptr, make_bool(), make_bool(), make_bool()));
paint.setTextAlign(make_paint_align());
paint.setTextSize(make_scalar());
paint.setTextScaleX(make_scalar());
paint.setTextSkewX(make_scalar());
paint.setTextEncoding(make_paint_text_encoding());
return paint;
}
static void makebm(SkBitmap* bm, SkBitmap::Config config, int w, int h) {
bm->setConfig(config, w, h);
bm->allocPixels();
bm->eraseColor(0);
SkCanvas canvas(*bm);
SkScalar s = SkIntToScalar(SkMin32(w, h));
SkPoint pts[] = { { 0, 0 }, { s, s } };
SkColor colors[] = { SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE };
SkScalar pos[] = { 0, SK_Scalar1/2, SK_Scalar1 };
SkPaint paint;
SkUnitMapper* um = NULL;
um = new SkCosineMapper;
SkAutoUnref au(um);
paint.setDither(true);
paint.setShader(SkGradientShader::CreateLinear(pts, colors, pos,
SK_ARRAY_COUNT(colors), SkShader::kClamp_TileMode, um))->unref();
canvas.drawPaint(paint);
}
virtual void onDrawContent(SkCanvas* canvas) {
SkPoint pts[2] = {
{ 0, 0 },
{ SkIntToScalar(100), SkIntToScalar(100) }
};
SkRect r = { 0, 0, SkIntToScalar(100), SkIntToScalar(100) };
SkPaint paint;
paint.setDither(true);
canvas->save();
canvas->translate(SkIntToScalar(20), SkIntToScalar(10));
for (int tm = 0; tm < SkShader::kTileModeCount; ++tm) {
canvas->save();
for (size_t i = 0; i < SK_ARRAY_COUNT(gGradData); i++) {
canvas->save();
for (size_t j = 0; j < SK_ARRAY_COUNT(gGradMakers); j++) {
SkShader* shader;
shader = gGradMakers[j](pts, gGradData[i], (SkShader::TileMode)tm);
paint.setShader(shader)->unref();
canvas->drawRect(r, paint);
canvas->translate(0, SkIntToScalar(120));
}
canvas->restore();
canvas->translate(SkIntToScalar(120), 0);
}
canvas->restore();
canvas->translate(SK_ARRAY_COUNT(gGradData)*SkIntToScalar(120), 0);
}
canvas->restore();
canvas->translate(0, SkIntToScalar(370));
if (false) { // avoid bit rot, suppress warning
test_alphagradients(canvas);
}
this->inval(NULL);
}
virtual void onDraw(SkCanvas* canvas) {
const SkISize dim = this->getISize();
this->drawBG(canvas);
SkPaint paint;
paint.setDither(true);
SkPoint center;
center.set(SkIntToScalar(dim.width())/2, SkIntToScalar(dim.height())/2);
SkScalar radius = SkIntToScalar(dim.width())/2;
const SkColor colors[] = { 0x7f7f7f7f, 0x7f7f7f7f, 0xb2000000 };
const SkScalar pos[] = { SkFloatToScalar(0.0f),
SkFloatToScalar(0.35f),
SkFloatToScalar(1.0f) };
SkShader* shader =
SkGradientShader::CreateRadial(center, radius, colors,
pos, SK_ARRAY_COUNT(pos),
SkShader::kClamp_TileMode);
paint.setShader(shader)->unref();
SkRect r = {
0, 0, SkIntToScalar(dim.width()), SkIntToScalar(dim.height())
};
canvas->drawRect(r, paint);
}
