def OnPaint(self, event):
ps = PAINTSTRUCT()
ps.fErase = True
hdc = self.BeginPaint(ps)
rect = self.GetClientRect()
status, graphics = gdiplus.GdipCreateFromHDC(hdc)
status = gdiplus.GdipGraphicsClear(graphics, self.color_background)
self.grid.draw(graphics)
gdiplus.GdipDeleteGraphics(graphics)
self.EndPaint(ps)
def OnMouseMove(self, event):
self.grid.current_point = GET_POINT_LPARAM(event.lParam)
if self.grid.is_cell_changed():
hdc = self.GetDC()
status, graphics = gdiplus.GdipCreateFromHDC(hdc)
clip_rect = self.grid.current_cell + self.grid.old_cell
status = gdiplus.GdipSetClipRectI(graphics, clip_rect.left,
clip_rect.top, clip_rect.width,
clip_rect.height,
gdiplus.CombineModeReplace)
status = gdiplus.GdipGraphicsClear(graphics, self.color_background)
self.grid.draw(graphics)
gdiplus.GdipDeleteGraphics(graphics)
self.ReleaseDC(hdc)
def redraw(self, hdc, rect):
w, h = rect.width, rect.height
status, graphics = gdiplus.GdipCreateFromHDC(hdc)
if graphics:
self.bendAngle = self.initBendAngle * math.pi / 180
self.branchAngle = self.initBranchAngle * math.pi / 180
self.lastMaxLevels = self.maxLevels
self.antiTrunkRatio = 1 - self.trunkRatio
self.startAngle = -math.pi / 2
px = w / 2
py = h - 5
#~ gdiplus.GdipSetCompositingMode(graphics, 1)
gdiplus.GdipSetSmoothingMode(graphics, 4) # turn on antialiasing
self.draw(graphics, px, py, self.startAngle,
(h - 100) * self.heightScale, self.maxLevels)
self.redrawing = not self.redrawing
def OnPaint(self, event):
ps = PAINTSTRUCT()
ps.fErase = True
hdc = self.BeginPaint(ps)
rect = self.GetClientRect()
self.ClockDiameter = rect.width
if self.ClockDiameter > rect.height:
self.ClockDiameter = rect.height
self.Width = self.Height = self.ClockDiameter + 2
self.CenterX = self.CenterY = floor(self.ClockDiameter / 2)
# redraw background with new color
self.Drawing_a_Shaded_Rectangle(hdc, rect)
status, self.graphics = gdiplus.GdipCreateFromHDC(hdc)
#~ status = gdiplus.GdipSetSmoothingMode(self.graphics, 4)
#~ if self.full_redraw_counter == 0:
#~ self.draw_outer_circle()
#~ self.draw_inner_circle()
self.draw_second_marks()
self.draw_hour_marks()
self.draw_arrows()
self.EndPaint(ps)
def OnPaint(self, event):
ps = PAINTSTRUCT()
ps.fErase = True
hdc = self.BeginPaint(ps)
rect = self.GetClientRect()
self.Drawing_a_Shaded_Rectangle(hdc, rect)
status, graphics = gdiplus.GdipCreateFromHDC(hdc)
status, pen = gdiplus.GdipCreatePen1(
gdiplus.MakeARGB(100, randint(0, 255), randint(0, 255),
randint(0, 255)), 30.0)
status = gdiplus.GdipDrawLineI(graphics, pen, 0, 0, rect.width,
rect.height)
status = gdiplus.GdipDrawLineI(graphics, pen, rect.width, 0, 0,
rect.height)
points = [(rect.width / 2, 0), (rect.width / 2, rect.height),
(0, rect.height), (0, rect.height / 2),
(rect.width, rect.height / 2)]
lines = (POINT * len(points))(*points)
status = gdiplus.GdipDrawLinesI(graphics, pen, lines, len(lines))
x, y = rect.width / 3, rect.height / 3
status = gdiplus.GdipDrawEllipseI(graphics, pen, x, y, x, y)
status = gdiplus.GdipDrawRectangleI(graphics, pen, rect.left, rect.top,
rect.right, rect.bottom)
self.EndPaint(ps)