blob: d30849bcfb4d987d3de8e097bfe26db8ef0fcfb2 [file] [log] [blame]
epoger@google.comec3ed6a2011-07-28 14:26:00 +00001/*
2 * Copyright 2011 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
tfarina@chromium.orge0e71af2012-09-25 20:16:46 +00007
reed@android.com6413e792010-04-12 14:27:37 +00008#include "SkCanvas.h"
scroggo@google.comd9ba9a02013-03-21 19:43:15 +00009#include "SkCommandLineFlags.h"
reed@google.com4b0757b2013-05-20 16:33:41 +000010#include "SkData.h"
reed@google.com99ac02b2013-06-07 20:30:16 +000011#include "SkDocument.h"
reed@android.com6413e792010-04-12 14:27:37 +000012#include "SkGraphics.h"
reed@google.com4b0757b2013-05-20 16:33:41 +000013#include "SkSurface.h"
14#include "SkImage.h"
15#include "SkStream.h"
reed@android.com6413e792010-04-12 14:27:37 +000016#include "SkString.h"
reed@android.com6413e792010-04-12 14:27:37 +000017
reed@google.com99ac02b2013-06-07 20:30:16 +000018DEFINE_string2(outFile, o, "skhello", "The filename to write the image.");
scroggo@google.com604e0c22013-04-09 21:25:46 +000019DEFINE_string2(text, t, "Hello", "The string to write.");
reed@android.com6413e792010-04-12 14:27:37 +000020
reed@google.com99ac02b2013-06-07 20:30:16 +000021static void doDraw(SkCanvas* canvas, const SkPaint& paint, const char text[]) {
22 SkRect bounds;
23 canvas->getClipBounds(&bounds);
24
25 canvas->drawColor(SK_ColorWHITE);
26 canvas->drawText(text, strlen(text),
27 bounds.centerX(), bounds.centerY(),
28 paint);
29}
30
31static bool do_surface(int w, int h, const char path[], const char text[],
32 const SkPaint& paint) {
reed@google.comd28ba802013-09-20 19:33:52 +000033 SkAutoTUnref<SkSurface> surface(SkSurface::NewRasterPMColor(w, h));
reed@google.com99ac02b2013-06-07 20:30:16 +000034 doDraw(surface->getCanvas(), paint, text);
skia.committer@gmail.com63193672013-06-08 07:01:13 +000035
reed@google.com99ac02b2013-06-07 20:30:16 +000036 SkAutoTUnref<SkImage> image(surface->newImageSnapshot());
37 SkAutoDataUnref data(image->encode());
38 if (NULL == data.get()) {
39 return false;
40 }
41 SkFILEWStream stream(path);
42 return stream.write(data->data(), data->size());
43}
44
45static bool do_document(int w, int h, const char path[], const char text[],
46 const SkPaint& paint) {
47 SkAutoTUnref<SkDocument> doc(SkDocument::CreatePDF(path));
48 if (doc.get()) {
49 SkScalar width = SkIntToScalar(w);
50 SkScalar height = SkIntToScalar(h);
51 doDraw(doc->beginPage(width, height, NULL), paint, text);
52 return true;
53 }
54 return false;
55}
56
caryclark@google.com5987f582012-10-02 18:33:14 +000057int tool_main(int argc, char** argv);
58int tool_main(int argc, char** argv) {
scroggo@google.comd9ba9a02013-03-21 19:43:15 +000059 SkCommandLineFlags::SetUsage("");
60 SkCommandLineFlags::Parse(argc, argv);
commit-bot@chromium.org31ea3392013-03-04 20:58:01 +000061
reed@android.com6413e792010-04-12 14:27:37 +000062 SkAutoGraphics ag;
reed@google.com99ac02b2013-06-07 20:30:16 +000063 SkString path("skhello");
reed@android.com6413e792010-04-12 14:27:37 +000064 SkString text("Hello");
65
scroggo@google.com604e0c22013-04-09 21:25:46 +000066 if (!FLAGS_outFile.isEmpty()) {
67 path.set(FLAGS_outFile[0]);
commit-bot@chromium.org31ea3392013-03-04 20:58:01 +000068 }
scroggo@google.com604e0c22013-04-09 21:25:46 +000069 if (!FLAGS_text.isEmpty()) {
70 text.set(FLAGS_text[0]);
reed@android.com6413e792010-04-12 14:27:37 +000071 }
72
73 SkPaint paint;
74 paint.setAntiAlias(true);
75 paint.setTextSize(SkIntToScalar(30));
reed@google.com4b0757b2013-05-20 16:33:41 +000076 paint.setTextAlign(SkPaint::kCenter_Align);
77
reed@android.com6413e792010-04-12 14:27:37 +000078 SkScalar width = paint.measureText(text.c_str(), text.size());
79 SkScalar spacing = paint.getFontSpacing();
80
81 int w = SkScalarRound(width) + 30;
82 int h = SkScalarRound(spacing) + 30;
reed@android.com6413e792010-04-12 14:27:37 +000083
reed@google.com99ac02b2013-06-07 20:30:16 +000084 static const struct {
85 bool (*fProc)(int w, int h, const char path[], const char text[],
86 const SkPaint&);
87 const char* fSuffix;
88 } gRec[] = {
89 { do_surface, ".png" },
90 { do_document, ".pdf" },
reed@google.com4b0757b2013-05-20 16:33:41 +000091 };
skia.committer@gmail.com63193672013-06-08 07:01:13 +000092
reed@google.com99ac02b2013-06-07 20:30:16 +000093 for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); ++i) {
94 SkString file;
95 file.printf("%s%s", path.c_str(), gRec[i].fSuffix);
96 if (!gRec[i].fProc(w, h, file.c_str(), text.c_str(), paint)) {
97 return -1;
98 }
scroggo@google.com7def5e12013-05-31 14:00:10 +000099 }
reed@google.com99ac02b2013-06-07 20:30:16 +0000100 return 0;
reed@android.com6413e792010-04-12 14:27:37 +0000101}
caryclark@google.com5987f582012-10-02 18:33:14 +0000102
103#if !defined SK_BUILD_FOR_IOS
104int main(int argc, char * const argv[]) {
105 return tool_main(argc, (char**) argv);
106}
107#endif