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another UI attempt, I guess.

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sorry.
This commit is contained in:
StapleButter
2017-09-09 02:30:51 +02:00
parent 81747d6c34
commit 70e4841d31
244 changed files with 35965 additions and 0 deletions
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37
src/libui_sdl/libui/windows/areautil.cpp Normal file
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// 18 december 2015
#include "uipriv_windows.hpp"
#include "area.hpp"
void loadAreaSize(uiArea *a, ID2D1RenderTarget *rt, double *width, double *height)
{
D2D1_SIZE_F size;
*width = 0;
*height = 0;
if (!a->scrolling) {
if (rt == NULL)
rt = a->rt;
size = realGetSize(rt);
*width = size.width;
*height = size.height;
}
}
void pixelsToDIP(uiArea *a, double *x, double *y)
{
FLOAT dpix, dpiy;
a->rt->GetDpi(&dpix, &dpiy);
// see https://msdn.microsoft.com/en-us/library/windows/desktop/dd756649%28v=vs.85%29.aspx (and others; search "direct2d mouse")
*x = (*x * 96) / dpix;
*y = (*y * 96) / dpiy;
}
void dipToPixels(uiArea *a, double *x, double *y)
{
FLOAT dpix, dpiy;
a->rt->GetDpi(&dpix, &dpiy);
*x = (*x * dpix) / 96;
*y = (*y * dpiy) / 96;
}