def convert_image(self):
if not os.path.exists(self.image_path):
return False
image = Image(self.image_path, wx.BITMAP_TYPE_PNG)
width = image.GetWidth() / 4
height = image.GetHeight() / 4
return image.Scale(width, height).ConvertToBitmap()
def scale_bitmap(self, img: wx.Image):
def get_new_size(_ow, _oh, _w, _h, on_w):
if on_w:
_nw = _ow - self.padding * 2
_nh = _nw * _h / _w
else:
_nh = _oh - self.padding * 2
_nw = _nh * _w / _h
return _nw, _nh
ow, oh = self.GetSize()
w, h = img.GetSize()
nw, nh = img.GetSize()
if w > h: # 横向图
if w > ow:
nw, nh = get_new_size(ow, oh, w, h, True)
if nh > oh:
nw, nh = get_new_size(ow, oh, w, h, False)
elif h > oh:
nw, nh = get_new_size(ow, oh, w, h, False)
if nw > ow:
nw, nh = get_new_size(ow, oh, w, h, True)
else: # 纵向图
if h > oh:
nw, nh = get_new_size(ow, oh, w, h, False)
if nw > ow:
nw, nh = get_new_size(ow, oh, w, h, True)
elif w > ow:
nw, nh = get_new_size(ow, oh, w, h, True)
if nh > oh:
nw, nh = get_new_size(ow, oh, w, h, False)
img = img.Scale(nw, nh, wx.IMAGE_QUALITY_HIGH)
bitmap = wx.BitmapFromImage(img)
return bitmap
def scale_bitmap(self, image: wx.Image):
w = image.GetWidth()
h = image.GetHeight()
if w > h:
ratio = 512 / w
else:
ratio = 512 / h
image = image.Scale(int(w * ratio), int(h * ratio),
wx.IMAGE_QUALITY_HIGH)
result = wx.BitmapFromImage(image)
return result