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Some improvements for a loading of icons

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This commit is contained in:
YuSanka 2019-04-05 11:18:13 +02:00
parent a9223aeb5f
commit ef5281c3c9
5 changed files with 40 additions and 20 deletions
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28
src/slic3r/GUI/BitmapCache.cpp
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@ -178,9 +178,11 @@ wxBitmap* BitmapCache::insert_raw_rgba(const std::string &bitmap_key, unsigned i
return this->insert(bitmap_key, wxImage_to_wxBitmap_with_alpha(std::move(image)));
}
wxBitmap* BitmapCache::load_png(const std::string &bitmap_name, unsigned int height)
wxBitmap* BitmapCache::load_png(const std::string &bitmap_name, unsigned int width, unsigned int height)
{
std::string bitmap_key = bitmap_name + "-h" + std::to_string(height);
std::string bitmap_key = bitmap_name + ( height !=0 ?
"-h" + std::to_string(height) :
"-w" + std::to_string(width));
auto it = m_map.find(bitmap_key);
if (it != m_map.end())
return it->second;
@ -189,14 +191,23 @@ wxBitmap* BitmapCache::load_png(const std::string &bitmap_name, unsigned int hei
if (! image.LoadFile(Slic3r::GUI::from_u8(Slic3r::var(bitmap_name + ".png")), wxBITMAP_TYPE_PNG) ||
image.GetWidth() == 0 || image.GetHeight() == 0)
return nullptr;
if (image.GetHeight() != height)
image.Rescale(int(0.5f + float(image.GetWidth()) * height / image.GetHeight()), height, wxIMAGE_QUALITY_BILINEAR);
if (height != 0 && image.GetHeight() != height)
width = int(0.5f + float(image.GetWidth()) * height / image.GetHeight());
else if (width != 0 && image.GetWidth() != width)
height = int(0.5f + float(image.GetHeight()) * width / image.GetWidth());
if (height != 0 && width != 0)
image.Rescale(width, height, wxIMAGE_QUALITY_BILINEAR);
return this->insert(bitmap_key, wxImage_to_wxBitmap_with_alpha(std::move(image)));
}
wxBitmap* BitmapCache::load_svg(const std::string &bitmap_name, unsigned int target_height)
wxBitmap* BitmapCache::load_svg(const std::string &bitmap_name, unsigned int target_width, unsigned int target_height)
{
std::string bitmap_key = bitmap_name + "-h" + std::to_string(target_height);
std::string bitmap_key = bitmap_name + (target_height != 0 ?
"-h" + std::to_string(target_height) :
"-w" + std::to_string(target_width));
auto it = m_map.find(bitmap_key);
if (it != m_map.end())
return it->second;
@ -205,7 +216,10 @@ wxBitmap* BitmapCache::load_svg(const std::string &bitmap_name, unsigned int tar
if (image == nullptr)
return nullptr;
float scale = (float)target_height / image->height;
float scale = target_height != 0 ?
(float)target_height / image->height : target_width != 0 ?
(float)target_width / image->width : 1;
int width = (int)(scale * image->width + 0.5f);
int height = (int)(scale * image->height + 0.5f);
int n_pixels = width * height;