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Better error reporting for --shrink-to, --frame-range, --crop options

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This commit is contained in:
David Capello 2016-04-04 13:02:53 -03:00
parent 019e6b3b28
commit e28881ff65
1 changed files with 23 additions and 10 deletions
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33
src/app/app.cpp
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@ -360,12 +360,15 @@ void App::initialize(const AppOptions& options)
else if (opt == &options.crop()) {
std::vector<std::string> parts;
base::split_string(value.value(), parts, ",");
if (parts.size() == 4) {
cropParams.set("x", parts[0].c_str());
cropParams.set("y", parts[1].c_str());
cropParams.set("width", parts[2].c_str());
cropParams.set("height", parts[3].c_str());
}
if (parts.size() < 4)
throw std::runtime_error("--crop needs four parameters separated by comma (,)\n"
"Usage: --crop x,y,width,height\n"
"E.g. --crop 0,0,32,32");
cropParams.set("x", parts[0].c_str());
cropParams.set("y", parts[1].c_str());
cropParams.set("width", parts[2].c_str());
cropParams.set("height", parts[3].c_str());
}
// --filename-format
else if (opt == &options.filenameFormat()) {
@ -499,8 +502,13 @@ void App::initialize(const AppOptions& options)
else if (opt == &options.shrinkTo()) {
std::vector<std::string> dimensions;
base::split_string(value.value(), dimensions, ",");
double maxWidth = base::convert_to<double>(dimensions.at(0));
double maxHeight = base::convert_to<double>(dimensions.at(1));
if (dimensions.size() < 2)
throw std::runtime_error("--shrink-to needs two parameters separated by comma (,)\n"
"Usage: --shrink-to width,height\n"
"E.g. --shrink-to 128,64");
double maxWidth = base::convert_to<double>(dimensions[0]);
double maxHeight = base::convert_to<double>(dimensions[1]);
double scaleWidth, scaleHeight, scale;
// Shrink all sprites if needed
@ -584,8 +592,13 @@ void App::initialize(const AppOptions& options)
else if (!frameRange.empty()) {
std::vector<std::string> splitRange;
base::split_string(frameRange, splitRange, ",");
frameTag = new FrameTag(base::convert_to<frame_t>(splitRange.at(0)),
base::convert_to<frame_t>(splitRange.at(1)));
if (splitRange.size() < 2)
throw std::runtime_error("--frame-range needs two parameters separated by comma (,)\n"
"Usage: --frame-range from,to\n"
"E.g. --frame-range 0,99");
frameTag = new FrameTag(base::convert_to<frame_t>(splitRange[0]),
base::convert_to<frame_t>(splitRange[1]));
}
if (!importLayer.empty()) {