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Applied John L's patches for curson scaling, image resizing

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without scaling and the art provider resize bitmap patch.
    I'll look into adapting the generic file dialog to it.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@32598 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2005-03-04 18:33:57 +00:00
parent 0b40f3d80b
commit b737ad10de
14 changed files with 334 additions and 44 deletions
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38
src/msw/cursor.cpp
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@@ -180,19 +180,37 @@ wxCursor::wxCursor(const wxImage& image)
const int w = wxCursorRefData::GetStandardWidth();
const int h = wxCursorRefData::GetStandardHeight();
const int hotSpotX = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X);
const int hotSpotY = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y);
int hotSpotX = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X);
int hotSpotY = image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y);
int image_w = image.GetWidth();
int image_h = image.GetHeight();
wxASSERT_MSG( hotSpotX >= 0 && hotSpotX < w &&
hotSpotY >= 0 && hotSpotY < h,
wxASSERT_MSG( hotSpotX >= 0 && hotSpotX < image_w &&
hotSpotY >= 0 && hotSpotY < image_h,
_T("invalid cursor hot spot coordinates") );
HCURSOR hcursor = wxBitmapToHCURSOR
(
wxBitmap(image.Scale(w, h)),
hotSpotX,
hotSpotY
);
wxImage imageSized(image); // final image of correct size
// if image is too small then place it in the center, resize it if too big
if ((w > image_w) && (h > image_h))
{
wxPoint offset((w - image_w)/2, (h - image_h)/2);
hotSpotX = hotSpotX + offset.x;
hotSpotY = hotSpotY + offset.y;
imageSized = image.Size(wxSize(w, h), offset);
}
else if ((w != image_w) || (h != image_h))
{
hotSpotX = int(hotSpotX * double(w) / double(image_w));
hotSpotY = int(hotSpotY * double(h) / double(image_h));
imageSized = image.Scale(w, h);
}
HCURSOR hcursor = wxBitmapToHCURSOR( wxBitmap(imageSized),
hotSpotX, hotSpotY );
if ( !hcursor )
{
wxLogWarning(_("Failed to create cursor."));