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improve picture widget stretchable mode

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This commit is contained in:
Jinhao
2015-02-23 18:05:18 +08:00
parent d7a0d6f7d3
commit 022f7168c0
3 changed files with 170 additions and 17 deletions
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16
include/nana/gui/widgets/picture.hpp
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@@ -17,6 +17,8 @@
namespace nana
{
class picture;
namespace drawerbase
{
namespace picture
@@ -25,6 +27,7 @@ namespace nana
class drawer : public drawer_trigger
{
friend class ::nana::picture;
public:
drawer();
~drawer();
@@ -32,7 +35,7 @@ namespace nana
private:
void refresh(graph_reference) override;
void _m_draw_background();
public:
private:
implement * const impl_;
};
}//end namespace picture
@@ -47,12 +50,19 @@ namespace nana
picture(window, bool visible);
picture(window, const rectangle& ={}, bool visible = true);
void load(nana::paint::image);
void load(::nana::paint::image, const rectangle& valid_area = {});
/// Sets the align of image.
void align(align, align_v);
/// Enables the image to be stretched to the widget size.
void stretchable(unsigned left, unsigned top, unsigned right, unsigned bottom);
/// Enables/disable the image to be stretched without changing aspect ratio.
void stretchable(bool);
/// Fills a gradual-change color in background. If One of colors is invisible or clr_from is equal to clr_to, it draws background in bgcolor.
void set_gradual_background(const ::nana::color& clr_from, const ::nana::color& clr_to, bool horizontal);
void set_gradual_background(const color& clr_from, const color& clr_to, bool horizontal);
void transparent(bool);
bool transparent() const;
};