9b46e77ec2
add cached bitmap for gradients to avoid thrashing textures in gl git-svn-id: http://skia.googlecode.com/svn/trunk@201 2bbb7eff-a529-9590-31e7-b0007b416f81
445 lines
14 KiB
C++
445 lines
14 KiB
C++
#include "SkDumpCanvas.h"
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#include "SkPicture.h"
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#include "SkPixelRef.h"
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#include "SkString.h"
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#include <stdarg.h>
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// needed just to know that these are all subclassed from SkFlattenable
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#include "SkShader.h"
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#include "SkPathEffect.h"
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#include "SkXfermode.h"
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#include "SkColorFilter.h"
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#include "SkPathEffect.h"
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#include "SkMaskFilter.h"
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static void toString(const SkRect& r, SkString* str) {
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str->printf("[%g,%g %g:%g]",
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SkScalarToFloat(r.fLeft), SkScalarToFloat(r.fTop),
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SkScalarToFloat(r.width()), SkScalarToFloat(r.height()));
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}
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static void toString(const SkIRect& r, SkString* str) {
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str->printf("[%d,%d %d:%d]", r.fLeft, r.fTop, r.width(), r.height());
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}
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static void dumpVerbs(const SkPath& path, SkString* str) {
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SkPath::Iter iter(path, false);
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SkPoint pts[4];
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for (;;) {
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switch (iter.next(pts)) {
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case SkPath::kMove_Verb:
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str->appendf(" M%g,%g", pts[0].fX, pts[0].fY);
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break;
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case SkPath::kLine_Verb:
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str->appendf(" L%g,%g", pts[0].fX, pts[0].fY);
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break;
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case SkPath::kQuad_Verb:
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str->appendf(" Q%g,%g,%g,%g", pts[1].fX, pts[1].fY,
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pts[2].fX, pts[2].fY);
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break;
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case SkPath::kCubic_Verb:
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str->appendf(" C%g,%g,%g,%g,%g,%g", pts[1].fX, pts[1].fY,
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pts[2].fX, pts[2].fY, pts[3].fX, pts[3].fY);
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break;
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case SkPath::kClose_Verb:
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str->appendf("X");
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break;
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case SkPath::kDone_Verb:
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return;
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}
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}
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}
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static void toString(const SkPath& path, SkString* str) {
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if (path.isEmpty()) {
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str->set("path:empty");
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} else {
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toString(path.getBounds(), str);
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#if 1
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SkString s;
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dumpVerbs(path, &s);
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str->append(s.c_str());
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#endif
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str->append("]");
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str->prepend("path:[");
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}
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}
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static const char* toString(SkRegion::Op op) {
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static const char* gOpNames[] = {
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"DIFF", "SECT", "UNION", "XOR", "RDIFF", "REPLACE"
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};
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return gOpNames[op];
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}
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static void toString(const SkRegion& rgn, SkString* str) {
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toString(rgn.getBounds(), str);
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str->prepend("Region:[");
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str->append("]");
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if (rgn.isComplex()) {
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str->append(".complex");
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}
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}
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static const char* toString(SkCanvas::VertexMode vm) {
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static const char* gVMNames[] = {
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"TRIANGLES", "STRIP", "FAN"
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};
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return gVMNames[vm];
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}
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static const char* toString(SkCanvas::PointMode pm) {
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static const char* gPMNames[] = {
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"POINTS", "LINES", "POLYGON"
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};
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return gPMNames[pm];
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}
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static const char* toString(SkBitmap::Config config) {
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static const char* gConfigNames[] = {
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"NONE", "A1", "A8", "INDEX8", "565", "4444", "8888", "RLE"
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};
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return gConfigNames[config];
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}
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static void toString(const SkBitmap& bm, SkString* str) {
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str->printf("bitmap:[%d %d] %s", bm.width(), bm.height(),
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toString(bm.config()));
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SkPixelRef* pr = bm.pixelRef();
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if (NULL == pr) {
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// show null or the explicit pixel address (rare)
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str->appendf(" pixels:%p", bm.getPixels());
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} else {
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const char* uri = pr->getURI();
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if (uri) {
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str->appendf(" uri:\"%s\"", uri);
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} else {
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str->appendf(" pixelref:%p", pr);
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}
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}
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}
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static void toString(const void* text, size_t len, SkPaint::TextEncoding enc,
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SkString* str) {
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switch (enc) {
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case SkPaint::kUTF8_TextEncoding:
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str->printf("\"%.*s\"%s", SkMax32(len, 32), text,
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len > 32 ? "..." : "");
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break;
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case SkPaint::kUTF16_TextEncoding:
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str->printf("\"%.*S\"%s", SkMax32(len, 32), text,
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len > 64 ? "..." : "");
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break;
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case SkPaint::kGlyphID_TextEncoding:
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str->set("<glyphs>");
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break;
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}
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}
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///////////////////////////////////////////////////////////////////////////////
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SkDumpCanvas::SkDumpCanvas(Dumper* dumper) : fNestLevel(0) {
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dumper->safeRef();
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fDumper = dumper;
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static const int WIDE_OPEN = 16384;
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SkBitmap emptyBitmap;
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emptyBitmap.setConfig(SkBitmap::kNo_Config, WIDE_OPEN, WIDE_OPEN);
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this->setBitmapDevice(emptyBitmap);
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}
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SkDumpCanvas::~SkDumpCanvas() {
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fDumper->safeUnref();
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}
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void SkDumpCanvas::dump(Verb verb, const SkPaint* paint,
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const char format[], ...) {
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static const size_t BUFFER_SIZE = 1024;
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char buffer[BUFFER_SIZE];
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va_list args;
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va_start(args, format);
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vsnprintf(buffer, BUFFER_SIZE, format, args);
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va_end(args);
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if (fDumper) {
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fDumper->dump(this, verb, buffer, paint);
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}
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}
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///////////////////////////////////////////////////////////////////////////////
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int SkDumpCanvas::save(SaveFlags flags) {
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this->dump(kSave_Verb, NULL, "save(0x%X)", flags);
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return this->INHERITED::save(flags);
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}
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int SkDumpCanvas::saveLayer(const SkRect* bounds, const SkPaint* paint,
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SaveFlags flags) {
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this->dump(kSave_Verb, paint, "saveLayer(0x%X)", flags);
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return this->INHERITED::saveLayer(bounds, paint, flags);
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}
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void SkDumpCanvas::restore() {
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this->INHERITED::restore();
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this->dump(kRestore_Verb, NULL, "restore");
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}
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bool SkDumpCanvas::translate(SkScalar dx, SkScalar dy) {
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this->dump(kMatrix_Verb, NULL, "translate(%g %g)",
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SkScalarToFloat(dx), SkScalarToFloat(dy));
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return this->INHERITED::translate(dx, dy);
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}
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bool SkDumpCanvas::scale(SkScalar sx, SkScalar sy) {
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this->dump(kMatrix_Verb, NULL, "scale(%g %g)",
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SkScalarToFloat(sx), SkScalarToFloat(sy));
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return this->INHERITED::scale(sx, sy);
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}
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bool SkDumpCanvas::rotate(SkScalar degrees) {
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this->dump(kMatrix_Verb, NULL, "rotate(%g)", SkScalarToFloat(degrees));
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return this->INHERITED::rotate(degrees);
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}
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bool SkDumpCanvas::skew(SkScalar sx, SkScalar sy) {
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this->dump(kMatrix_Verb, NULL, "skew(%g %g)",
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SkScalarToFloat(sx), SkScalarToFloat(sy));
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return this->INHERITED::skew(sx, sy);
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}
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bool SkDumpCanvas::concat(const SkMatrix& matrix) {
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SkString str;
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matrix.toDumpString(&str);
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this->dump(kMatrix_Verb, NULL, "concat(%s)", str.c_str());
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return this->INHERITED::concat(matrix);
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}
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void SkDumpCanvas::setMatrix(const SkMatrix& matrix) {
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SkString str;
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matrix.toDumpString(&str);
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this->dump(kMatrix_Verb, NULL, "setMatrix(%s)", str.c_str());
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this->INHERITED::setMatrix(matrix);
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}
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///////////////////////////////////////////////////////////////////////////////
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bool SkDumpCanvas::clipRect(const SkRect& rect, SkRegion::Op op) {
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SkString str;
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toString(rect, &str);
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this->dump(kClip_Verb, NULL, "clipRect(%s %s)", str.c_str(), toString(op));
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return this->INHERITED::clipRect(rect, op);
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}
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bool SkDumpCanvas::clipPath(const SkPath& path, SkRegion::Op op) {
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SkString str;
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toString(path, &str);
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this->dump(kClip_Verb, NULL, "clipPath(%s %s)", str.c_str(), toString(op));
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return this->INHERITED::clipPath(path, op);
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}
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bool SkDumpCanvas::clipRegion(const SkRegion& deviceRgn, SkRegion::Op op) {
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SkString str;
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toString(deviceRgn, &str);
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this->dump(kClip_Verb, NULL, "clipRegion(%s %s)", str.c_str(),
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toString(op));
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return this->INHERITED::clipRegion(deviceRgn, op);
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}
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///////////////////////////////////////////////////////////////////////////////
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void SkDumpCanvas::drawPaint(const SkPaint& paint) {
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this->dump(kDrawPaint_Verb, &paint, "drawPaint()");
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}
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void SkDumpCanvas::drawPoints(PointMode mode, size_t count,
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const SkPoint pts[], const SkPaint& paint) {
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this->dump(kDrawPoints_Verb, &paint, "drawPoints(%s, %d)", toString(mode),
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count);
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}
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void SkDumpCanvas::drawRect(const SkRect& rect, const SkPaint& paint) {
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SkString str;
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toString(rect, &str);
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this->dump(kDrawRect_Verb, &paint, "drawRect(%s)", str.c_str());
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}
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void SkDumpCanvas::drawPath(const SkPath& path, const SkPaint& paint) {
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SkString str;
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toString(path, &str);
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this->dump(kDrawPath_Verb, &paint, "drawPath(%s)", str.c_str());
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}
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void SkDumpCanvas::drawBitmap(const SkBitmap& bitmap, SkScalar x, SkScalar y,
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const SkPaint* paint) {
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SkString str;
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toString(bitmap, &str);
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this->dump(kDrawBitmap_Verb, paint, "drawBitmap(%s %g %g)", str.c_str(),
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SkScalarToFloat(x), SkScalarToFloat(y));
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}
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void SkDumpCanvas::drawBitmapRect(const SkBitmap& bitmap, const SkIRect* src,
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const SkRect& dst, const SkPaint* paint) {
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SkString bs, rs;
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toString(bitmap, &bs);
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toString(dst, &rs);
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// show the src-rect only if its not everything
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if (src && (src->fLeft > 0 || src->fTop > 0 ||
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src->fRight < bitmap.width() ||
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src->fBottom < bitmap.height())) {
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SkString ss;
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toString(*src, &ss);
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rs.prependf("%s ", ss.c_str());
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}
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this->dump(kDrawBitmap_Verb, paint, "drawBitmapRect(%s %s)",
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bs.c_str(), rs.c_str());
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}
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void SkDumpCanvas::drawBitmapMatrix(const SkBitmap& bitmap, const SkMatrix& m,
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const SkPaint* paint) {
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SkString bs, ms;
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toString(bitmap, &bs);
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m.toDumpString(&ms);
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this->dump(kDrawBitmap_Verb, paint, "drawBitmapMatrix(%s %s)",
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bs.c_str(), ms.c_str());
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}
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void SkDumpCanvas::drawSprite(const SkBitmap& bitmap, int x, int y,
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const SkPaint* paint) {
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SkString str;
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toString(bitmap, &str);
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this->dump(kDrawBitmap_Verb, paint, "drawSprite(%s %d %d)", str.c_str(),
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x, y);
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}
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void SkDumpCanvas::drawText(const void* text, size_t byteLength, SkScalar x,
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SkScalar y, const SkPaint& paint) {
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SkString str;
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toString(text, byteLength, paint.getTextEncoding(), &str);
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this->dump(kDrawText_Verb, &paint, "drawText(%s [%d] %g %g)", str.c_str(),
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byteLength, SkScalarToFloat(x), SkScalarToFloat(y));
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}
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void SkDumpCanvas::drawPosText(const void* text, size_t byteLength,
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const SkPoint pos[], const SkPaint& paint) {
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SkString str;
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toString(text, byteLength, paint.getTextEncoding(), &str);
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this->dump(kDrawText_Verb, &paint, "drawPosText(%s [%d] %g %g ...)",
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str.c_str(), byteLength, SkScalarToFloat(pos[0].fX),
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SkScalarToFloat(pos[0].fY));
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}
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void SkDumpCanvas::drawPosTextH(const void* text, size_t byteLength,
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const SkScalar xpos[], SkScalar constY,
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const SkPaint& paint) {
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SkString str;
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toString(text, byteLength, paint.getTextEncoding(), &str);
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this->dump(kDrawText_Verb, &paint, "drawPosTextH(%s [%d] %g %g ...)",
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str.c_str(), byteLength, SkScalarToFloat(xpos[0]),
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SkScalarToFloat(constY));
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}
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void SkDumpCanvas::drawTextOnPath(const void* text, size_t byteLength,
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const SkPath& path, const SkMatrix* matrix,
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const SkPaint& paint) {
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SkString str;
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toString(text, byteLength, paint.getTextEncoding(), &str);
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this->dump(kDrawText_Verb, &paint, "drawTextOnPath(%s [%d])",
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str.c_str(), byteLength);
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}
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void SkDumpCanvas::drawShape(SkShape* shape) {
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this->dump(kDrawShape_Verb, NULL, "drawShape(%p)", shape);
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fNestLevel += 1;
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this->INHERITED::drawShape(shape);
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fNestLevel -= 1;
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this->dump(kDrawShape_Verb, NULL, "endShape(%p)", shape);
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}
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void SkDumpCanvas::drawPicture(SkPicture& picture) {
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this->dump(kDrawPicture_Verb, NULL, "drawPicture(%p) %d:%d", &picture,
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picture.width(), picture.height());
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fNestLevel += 1;
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this->INHERITED::drawPicture(picture);
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fNestLevel -= 1;
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this->dump(kDrawPicture_Verb, NULL, "endPicture(%p) %d:%d", &picture,
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picture.width(), picture.height());
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}
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void SkDumpCanvas::drawVertices(VertexMode vmode, int vertexCount,
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const SkPoint vertices[], const SkPoint texs[],
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const SkColor colors[], SkXfermode* xmode,
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const uint16_t indices[], int indexCount,
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const SkPaint& paint) {
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this->dump(kDrawVertices_Verb, &paint, "drawVertices(%s [%d] %g %g ...)",
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toString(vmode), vertexCount, SkScalarToFloat(vertices[0].fX),
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SkScalarToFloat(vertices[0].fY));
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}
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///////////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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SkFormatDumper::SkFormatDumper(void (*proc)(const char*, void*), void* refcon) {
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fProc = proc;
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fRefcon = refcon;
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}
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static void appendPtr(SkString* str, const void* ptr, const char name[]) {
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if (ptr) {
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str->appendf(" %s:%p", name, ptr);
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}
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}
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static void appendFlattenable(SkString* str, const SkFlattenable* ptr,
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const char name[]) {
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if (ptr) {
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SkString info;
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if (ptr->toDumpString(&info)) {
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str->appendf(" %s", info.c_str());
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} else {
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str->appendf(" %s:%p", name, ptr);
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}
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}
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}
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void SkFormatDumper::dump(SkDumpCanvas* canvas, SkDumpCanvas::Verb verb,
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const char str[], const SkPaint* p) {
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SkString msg, tab;
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const int level = canvas->getNestLevel() + canvas->getSaveCount() - 1;
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SkASSERT(level >= 0);
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for (int i = 0; i < level; i++) {
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tab.append("\t");
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}
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msg.printf("%s%s", tab.c_str(), str);
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if (p) {
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msg.appendf(" color:0x%08X flags:%X", p->getColor(), p->getFlags());
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appendFlattenable(&msg, p->getShader(), "shader");
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appendFlattenable(&msg, p->getXfermode(), "xfermode");
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appendFlattenable(&msg, p->getPathEffect(), "pathEffect");
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appendFlattenable(&msg, p->getMaskFilter(), "maskFilter");
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appendFlattenable(&msg, p->getPathEffect(), "pathEffect");
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appendFlattenable(&msg, p->getColorFilter(), "filter");
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if (SkDumpCanvas::kDrawText_Verb == verb) {
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msg.appendf(" textSize:%g", SkScalarToFloat(p->getTextSize()));
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appendPtr(&msg, p->getTypeface(), "typeface");
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}
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}
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fProc(msg.c_str(), fRefcon);
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}
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///////////////////////////////////////////////////////////////////////////////
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static void dumpToDebugf(const char text[], void*) {
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SkDebugf("%s\n", text);
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}
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SkDebugfDumper::SkDebugfDumper() : INHERITED(dumpToDebugf, NULL) {}
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