More fix of svg icons scaling under OSX (to avoid icon's blurring)

+ some code cleaning from unused text
This commit is contained in:
YuSanka 2020-01-28 16:15:43 +01:00
parent 6988752d05
commit a38735b4ae
4 changed files with 37 additions and 44 deletions

View File

@ -49,12 +49,20 @@ static wxBitmap wxImage_to_wxBitmap_with_alpha(wxImage &&image, float scale = 1.
#endif
}
wxBitmap* BitmapCache::insert(const std::string &bitmap_key, size_t width, size_t height)
wxBitmap* BitmapCache::insert(const std::string &bitmap_key, size_t width, size_t height, float scale/* = 1.0f*/)
{
wxBitmap *bitmap = nullptr;
auto it = m_map.find(bitmap_key);
if (it == m_map.end()) {
bitmap = new wxBitmap(width, height);
#ifdef __APPLE__
// Contrary to intuition, the `scale` argument isn't "please scale this to such and such"
// but rather "the wxImage is sized for backing scale such and such".
// So, We need to let the Mac OS wxBitmap implementation
// know that the image may already be scaled appropriately for Retina,
// and thereby that it's not supposed to upscale it.
return bitmap->CreateScaled(width, height, scale);
#endif
m_map[bitmap_key] = bitmap;
} else {
bitmap = it->second;
@ -95,7 +103,7 @@ wxBitmap* BitmapCache::insert(const std::string &bitmap_key, const wxBitmap &bmp
return this->insert(bitmap_key, bmps, bmps + 3);
}
wxBitmap* BitmapCache::insert(const std::string &bitmap_key, const wxBitmap *begin, const wxBitmap *end)
wxBitmap* BitmapCache::insert(const std::string &bitmap_key, const wxBitmap *begin, const wxBitmap *end, float scale/* = 1.0f*/)
{
size_t width = 0;
size_t height = 0;
@ -158,6 +166,12 @@ wxBitmap* BitmapCache::insert(const std::string &bitmap_key, const wxBitmap *beg
#else
#ifdef __APPLE__
// Note, for this moment width and height are scaled, so divide them by scale to avoid one more multiplication inside CreateScaled()
width *= 1.0 / scale;
height *= 1.0 / scale;
#endif
wxBitmap *bitmap = this->insert(bitmap_key, width, height);
wxMemoryDC memDC;
memDC.SelectObject(*bitmap);
@ -167,7 +181,8 @@ wxBitmap* BitmapCache::insert(const std::string &bitmap_key, const wxBitmap *beg
for (const wxBitmap *bmp = begin; bmp != end; ++ bmp) {
if (bmp->GetWidth() > 0)
memDC.DrawBitmap(*bmp, x, 0, true);
x += bmp->GetWidth();
// we should "move" with step equal to non-scaled width
x += bmp->GetWidth()/scale;
}
memDC.SelectObject(wxNullBitmap);
return bitmap;

View File

@ -23,12 +23,12 @@ public:
wxBitmap* find(const std::string &name) { auto it = m_map.find(name); return (it == m_map.end()) ? nullptr : it->second; }
const wxBitmap* find(const std::string &name) const { return const_cast<BitmapCache*>(this)->find(name); }
wxBitmap* insert(const std::string &name, size_t width, size_t height);
wxBitmap* insert(const std::string &name, size_t width, size_t height, float scale = 1.0f);
wxBitmap* insert(const std::string &name, const wxBitmap &bmp);
wxBitmap* insert(const std::string &name, const wxBitmap &bmp, const wxBitmap &bmp2);
wxBitmap* insert(const std::string &name, const wxBitmap &bmp, const wxBitmap &bmp2, const wxBitmap &bmp3);
wxBitmap* insert(const std::string &name, const std::vector<wxBitmap> &bmps) { return this->insert(name, &bmps.front(), &bmps.front() + bmps.size()); }
wxBitmap* insert(const std::string &name, const wxBitmap *begin, const wxBitmap *end);
wxBitmap* insert(const std::string &name, const std::vector<wxBitmap> &bmps, float scale = 1.0f) { return this->insert(name, &bmps.front(), &bmps.front() + bmps.size(), scale); }
wxBitmap* insert(const std::string &name, const wxBitmap *begin, const wxBitmap *end, float scale = 1.0f);
wxBitmap* insert_raw_rgba(const std::string &bitmap_key, unsigned width, unsigned height, const unsigned char *raw_data, float scale = 1.0f, const bool grayscale = false);
// Load png from resources/icons. bitmap_key is given without the .png suffix. Bitmap will be rescaled to provided height/width if nonzero.

View File

@ -66,7 +66,7 @@ void enable_menu_item(wxUpdateUIEvent& evt, std::function<bool()> const cb_condi
const auto it = msw_menuitem_bitmaps.find(item->GetId());
if (it != msw_menuitem_bitmaps.end())
{
const wxBitmap& item_icon = create_scaled_bitmap(win, it->second, 16, false, !enable);
const wxBitmap& item_icon = create_scaled_bitmap(win, it->second, 16, !enable);
if (item_icon.IsOk())
item->SetBitmap(item_icon);
}
@ -420,41 +420,25 @@ float get_svg_scale_factor(wxWindow *win)
}
return win != nullptr ? max_scaling_factor : 1.0f;
#else
(void)(win);
return 1.0f;
#endif
}
// If an icon has horizontal orientation (width > height) call this function with is_horizontal = true
wxBitmap create_scaled_bitmap(wxWindow *win, const std::string& bmp_name_in,
const int px_cnt/* = 16*/, const bool is_horizontal /* = false*/, const bool grayscale/* = false*/)
const int px_cnt/* = 16*/, const bool grayscale/* = false*/)
{
static Slic3r::GUI::BitmapCache cache;
#ifdef __APPLE__
// Note: win->GetContentScaleFactor() is not used anymore here because it tends to
// return bogus results quite often (such as 1.0 on Retina or even 0.0).
// We're using the max scaling factor across all screens because it's very likely to be good enough.
const float scale_factor = get_svg_scale_factor(win);
static float max_scaling_factor = NAN;
if (std::isnan(max_scaling_factor)) {
max_scaling_factor = Slic3r::GUI::mac_max_scaling_factor();
}
const float scale_factor = win != nullptr ? max_scaling_factor : 1.0f;
#else
(void)(win);
const float scale_factor = 1.0f;
#endif
unsigned int height, width = height = 0;
unsigned int& scale_base = is_horizontal ? width : height;
scale_base = (unsigned int)(em_unit(win) * px_cnt * 0.1f + 0.5f);
unsigned int width = 0;
unsigned int height = (unsigned int)(em_unit(win) * px_cnt * 0.1f + 0.5f);
std::string bmp_name = bmp_name_in;
boost::replace_last(bmp_name, ".png", "");
// std::string bmp_name = icon_name_respected_to_mode(bmp_name_in);
// Try loading an SVG first, then PNG if SVG is not found:
wxBitmap *bmp = cache.load_svg(bmp_name, width, height, scale_factor, grayscale, Slic3r::GUI::wxGetApp().dark_mode());
if (bmp == nullptr) {
@ -682,7 +666,7 @@ void ObjectDataViewModelNode::update_settings_digest_bitmaps()
for (auto& cat : m_opt_categories)
bmps.emplace_back( categories_icon.find(cat) == categories_icon.end() ?
wxNullBitmap : categories_icon.at(cat));
bmp = m_bitmap_cache->insert(scaled_bitmap_name, bmps);
bmp = m_bitmap_cache->insert(scaled_bitmap_name, bmps, get_svg_scale_factor(m_ctrl));
}
m_bmp = *bmp;
@ -2470,18 +2454,17 @@ void MenuWithSeparators::SetSecondSeparator()
// ----------------------------------------------------------------------------
ScalableBitmap::ScalableBitmap( wxWindow *parent,
const std::string& icon_name/* = ""*/,
const int px_cnt/* = 16*/,
const bool is_horizontal/* = false*/):
const int px_cnt/* = 16*/):
m_parent(parent), m_icon_name(icon_name),
m_px_cnt(px_cnt), m_is_horizontal(is_horizontal)
m_px_cnt(px_cnt)
{
m_bmp = create_scaled_bitmap(parent, icon_name, px_cnt, is_horizontal);
m_bmp = create_scaled_bitmap(parent, icon_name, px_cnt);
}
void ScalableBitmap::msw_rescale()
{
m_bmp = create_scaled_bitmap(m_parent, m_icon_name, m_px_cnt, m_is_horizontal);
m_bmp = create_scaled_bitmap(m_parent, m_icon_name, m_px_cnt);
}
// ----------------------------------------------------------------------------
@ -2522,8 +2505,7 @@ ScalableButton::ScalableButton( wxWindow * parent,
long style /*= wxBU_EXACTFIT | wxNO_BORDER*/) :
m_parent(parent),
m_current_icon_name(bitmap.name()),
m_px_cnt(bitmap.px_cnt()),
m_is_horizontal(bitmap.is_horizontal())
m_px_cnt(bitmap.px_cnt())
{
Create(parent, id, label, wxDefaultPosition, wxDefaultSize, style);
#ifdef __WXMSW__
@ -2554,9 +2536,9 @@ int ScalableButton::GetBitmapHeight()
void ScalableButton::msw_rescale()
{
SetBitmap(create_scaled_bitmap(m_parent, m_current_icon_name, m_px_cnt, m_is_horizontal));
SetBitmap(create_scaled_bitmap(m_parent, m_current_icon_name, m_px_cnt));
if (!m_disabled_icon_name.empty())
SetBitmapDisabled(create_scaled_bitmap(m_parent, m_disabled_icon_name, m_px_cnt, m_is_horizontal));
SetBitmapDisabled(create_scaled_bitmap(m_parent, m_disabled_icon_name, m_px_cnt));
if (m_width > 0 || m_height>0)
{

View File

@ -56,7 +56,7 @@ int em_unit(wxWindow* win);
float get_svg_scale_factor(wxWindow* win);
wxBitmap create_scaled_bitmap(wxWindow *win, const std::string& bmp_name,
const int px_cnt = 16, const bool is_horizontal = false, const bool grayscale = false);
const int px_cnt = 16, const bool grayscale = false);
std::vector<wxBitmap*> get_extruder_color_icons(bool thin_icon = false);
void apply_extruder_selector(wxBitmapComboBox** ctrl,
@ -729,8 +729,7 @@ public:
ScalableBitmap() {};
ScalableBitmap( wxWindow *parent,
const std::string& icon_name = "",
const int px_cnt = 16,
const bool is_horizontal = false);
const int px_cnt = 16);
~ScalableBitmap() {}
@ -741,14 +740,12 @@ public:
const std::string& name() const{ return m_icon_name; }
int px_cnt()const {return m_px_cnt;}
bool is_horizontal()const {return m_is_horizontal;}
private:
wxWindow* m_parent{ nullptr };
wxBitmap m_bmp = wxBitmap();
std::string m_icon_name = "";
int m_px_cnt {16};
bool m_is_horizontal {false};
};
@ -832,7 +829,6 @@ private:
// bitmap dimensions
int m_px_cnt{ 16 };
bool m_is_horizontal{ false };
};