skia2/tools/skhello.cpp
commit-bot@chromium.org 31ea3394a0 Convert skhello tool to SkFlags API.
BUG=https://code.google.com/p/skia/issues/detail?id=1094
R=scroggo@google.com

Signed-off-by: Thiago Farina <tfarina@chromium.org>


Review URL: https://chromiumcodereview.appspot.com/12381087

git-svn-id: http://skia.googlecode.com/svn/trunk@7968 2bbb7eff-a529-9590-31e7-b0007b416f81
2013-03-04 20:58:01 +00:00

66 lines
1.7 KiB
C++

/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkCanvas.h"
#include "SkFlags.h"
#include "SkGraphics.h"
#include "SkImageEncoder.h"
#include "SkString.h"
DEFINE_string(o, "skhello.png", "The filename to write the image.");
DEFINE_string(t, "Hello", "The string to write.");
int tool_main(int argc, char** argv);
int tool_main(int argc, char** argv) {
SkFlags::SetUsage("");
SkFlags::ParseCommandLine(argc, argv);
SkAutoGraphics ag;
SkString path("skhello.png");
SkString text("Hello");
if (!FLAGS_o.isEmpty()) {
path.set(FLAGS_o[0]);
}
if (!FLAGS_t.isEmpty()) {
text.set(FLAGS_t[0]);
}
SkPaint paint;
paint.setAntiAlias(true);
paint.setTextSize(SkIntToScalar(30));
SkScalar width = paint.measureText(text.c_str(), text.size());
SkScalar spacing = paint.getFontSpacing();
int w = SkScalarRound(width) + 30;
int h = SkScalarRound(spacing) + 30;
SkBitmap bitmap;
bitmap.setConfig(SkBitmap::kARGB_8888_Config, w, h);
bitmap.allocPixels();
SkCanvas canvas(bitmap);
canvas.drawColor(SK_ColorWHITE);
paint.setTextAlign(SkPaint::kCenter_Align);
canvas.drawText(text.c_str(), text.size(),
SkIntToScalar(w)/2, SkIntToScalar(h)*2/3,
paint);
bool success = SkImageEncoder::EncodeFile(path.c_str(), bitmap,
SkImageEncoder::kPNG_Type, 100);
if (!success) {
SkDebugf("--- failed to write %s\n", path.c_str());
}
return !success;
}
#if !defined SK_BUILD_FOR_IOS
int main(int argc, char * const argv[]) {
return tool_main(argc, (char**) argv);
}
#endif