PrusaSlicer-NonPlainar/xs/src/slic3r/GUI/BitmapCache.cpp
2018-04-12 16:46:17 +02:00

121 lines
3.5 KiB
C++

#include "BitmapCache.hpp"
namespace Slic3r { namespace GUI {
void BitmapCache::clear()
{
for (std::pair<const std::string, wxBitmap*> &bitmap : m_map)
delete bitmap.second;
}
wxBitmap* BitmapCache::insert(const std::string &bitmap_key, size_t width, size_t height)
{
wxBitmap *bitmap = nullptr;
auto it = m_map.find(bitmap_key);
if (it == m_map.end()) {
bitmap = new wxBitmap(width, height);
m_map[bitmap_key] = bitmap;
} else {
bitmap = it->second;
if (bitmap->GetWidth() != width || bitmap->GetHeight() != height)
bitmap->Create(width, height);
}
#if defined(__APPLE__) || defined(_MSC_VER)
bitmap->UseAlpha();
#endif
return bitmap;
}
wxBitmap* BitmapCache::insert(const std::string &bitmap_key, const wxBitmap &bmp)
{
wxBitmap *bitmap = this->insert(bitmap_key, bmp.GetWidth(), bmp.GetHeight());
wxMemoryDC memDC;
memDC.SelectObject(*bitmap);
memDC.SetBackground(*wxTRANSPARENT_BRUSH);
memDC.Clear();
memDC.DrawBitmap(bmp, 0, 0, true);
memDC.SelectObject(wxNullBitmap);
return bitmap;
}
wxBitmap* BitmapCache::insert(const std::string &bitmap_key, const wxBitmap &bmp, const wxBitmap &bmp2)
{
wxBitmap *bitmap = this->insert(bitmap_key, bmp.GetWidth() + bmp2.GetWidth(), std::max(bmp.GetHeight(), bmp2.GetHeight()));
wxMemoryDC memDC;
memDC.SelectObject(*bitmap);
memDC.SetBackground(*wxTRANSPARENT_BRUSH);
memDC.Clear();
if (bmp.GetWidth() > 0)
memDC.DrawBitmap(bmp, 0, 0, true);
if (bmp2.GetWidth() > 0)
memDC.DrawBitmap(bmp2, bmp.GetWidth(), 0, true);
memDC.SelectObject(wxNullBitmap);
return bitmap;
}
wxBitmap* BitmapCache::insert(const std::string &bitmap_key, const wxBitmap &bmp, const wxBitmap &bmp2, const wxBitmap &bmp3)
{
wxBitmap *bitmap = this->insert(bitmap_key, bmp.GetWidth() + bmp2.GetWidth() + bmp3.GetWidth(), std::max(std::max(bmp.GetHeight(), bmp2.GetHeight()), bmp3.GetHeight()));
wxMemoryDC memDC;
memDC.SelectObject(*bitmap);
memDC.SetBackground(*wxTRANSPARENT_BRUSH);
memDC.Clear();
if (bmp.GetWidth() > 0)
memDC.DrawBitmap(bmp, 0, 0, true);
if (bmp2.GetWidth() > 0)
memDC.DrawBitmap(bmp2, bmp.GetWidth(), 0, true);
if (bmp3.GetWidth() > 0)
memDC.DrawBitmap(bmp3, bmp.GetWidth() + bmp2.GetWidth(), 0, true);
memDC.SelectObject(wxNullBitmap);
return bitmap;
}
wxBitmap* BitmapCache::insert(const std::string &bitmap_key, std::vector<wxBitmap> &bmps)
{
size_t width = 0;
size_t height = 0;
for (wxBitmap &bmp : bmps) {
width += bmp.GetWidth();
height = std::max<size_t>(height, bmp.GetHeight());
}
wxBitmap *bitmap = this->insert(bitmap_key, width, height);
wxMemoryDC memDC;
memDC.SelectObject(*bitmap);
memDC.SetBackground(*wxTRANSPARENT_BRUSH);
memDC.Clear();
size_t x = 0;
for (wxBitmap &bmp : bmps) {
if (bmp.GetWidth() > 0)
memDC.DrawBitmap(bmp, x, 0, true);
x += bmp.GetWidth();
}
memDC.SelectObject(wxNullBitmap);
return bitmap;
}
wxBitmap BitmapCache::mksolid(size_t width, size_t height, unsigned char r, unsigned char g, unsigned char b, unsigned char transparency)
{
wxImage image(width, height);
image.InitAlpha();
unsigned char* imgdata = image.GetData();
unsigned char* imgalpha = image.GetAlpha();
for (size_t i = 0; i < width * height; ++ i) {
*imgdata ++ = r;
*imgdata ++ = g;
*imgdata ++ = b;
*imgalpha ++ = transparency;
}
return wxBitmap(std::move(image));
}
} // namespace GUI
} // namespace Slic3r