""" This is taken from the scrolled window example from the demo. Take a look at the DoDrawing2() method below. The first 6 lines or so have been translated into C++. """ from __future__ import absolute_import, print_function import sys sys.path.insert(0,'..') import inline_tools from wxPython.wx import * class MyCanvas(wxScrolledWindow): def __init__(self, parent, id=-1, size=wxDefaultSize): wxScrolledWindow.__init__(self, parent, id, wxPoint(0, 0), size, wxSUNKEN_BORDER) self.lines = [] self.maxWidth = 1000 self.maxHeight = 1000 self.SetBackgroundColour(wxNamedColor("WHITE")) EVT_LEFT_DOWN(self, self.OnLeftButtonEvent) EVT_LEFT_UP(self, self.OnLeftButtonEvent) EVT_MOTION(self, self.OnLeftButtonEvent) EVT_PAINT(self, self.OnPaint) self.SetCursor(wxStockCursor(wxCURSOR_PENCIL)) # bmp = images.getTest2Bitmap() # mask = wxMaskColour(bmp, wxBLUE) # bmp.SetMask(mask) # self.bmp = bmp self.SetScrollbars(20, 20, self.maxWidth/20, self.maxHeight/20) def getWidth(self): return self.maxWidth def getHeight(self): return self.maxHeight def OnPaint(self, event): dc = wxPaintDC(self) self.PrepareDC(dc) self.DoDrawing2(dc) def DoDrawing(self, dc): dc.BeginDrawing() dc.SetPen(wxPen(wxNamedColour('RED'))) dc.DrawRectangle(5, 5, 50, 50) dc.SetBrush(wxLIGHT_GREY_BRUSH) dc.SetPen(wxPen(wxNamedColour('BLUE'), 4)) dc.DrawRectangle(15, 15, 50, 50) dc.SetFont(wxFont(14, wxSWISS, wxNORMAL, wxNORMAL)) dc.SetTextForeground(wxColour(0xFF, 0x20, 0xFF)) te = dc.GetTextExtent("Hello World") dc.DrawText("Hello World", 60, 65) dc.SetPen(wxPen(wxNamedColour('VIOLET'), 4)) dc.DrawLine(5, 65+te[1], 60+te[0], 65+te[1]) lst = [(100,110), (150,110), (150,160), (100,160)] dc.DrawLines(lst, -60) dc.SetPen(wxGREY_PEN) dc.DrawPolygon(lst, 75) dc.SetPen(wxGREEN_PEN) dc.DrawSpline(lst+[(100,100)]) # dc.DrawBitmap(self.bmp, 200, 20, true) # dc.SetTextForeground(wxColour(0, 0xFF, 0x80)) # dc.DrawText("a bitmap", 200, 85) font = wxFont(20, wxSWISS, wxNORMAL, wxNORMAL) dc.SetFont(font) dc.SetTextForeground(wxBLACK) for a in range(0, 360, 45): dc.DrawRotatedText("Rotated text...", 300, 300, a) dc.SetPen(wxTRANSPARENT_PEN) dc.SetBrush(wxBLUE_BRUSH) dc.DrawRectangle(50,500,50,50) dc.DrawRectangle(100,500,50,50) dc.SetPen(wxPen(wxNamedColour('RED'))) dc.DrawEllipticArc(200, 500, 50, 75, 0, 90) self.DrawSavedLines(dc) dc.EndDrawing() def DoDrawing2(self, dc): red = wxNamedColour("RED") blue = wxNamedColour("BLUE") grey_brush = wxLIGHT_GREY_BRUSH code = \ """ //#line 108 "wx_example.py" dc->BeginDrawing(); dc->SetPen(wxPen(*red,4,wxSOLID)); dc->DrawRectangle(5, 5, 50, 50); dc->SetBrush(*grey_brush); dc->SetPen(wxPen(*blue, 4,wxSOLID)); dc->DrawRectangle(15, 15, 50, 50); """ inline_tools.inline(code,['dc','red','blue','grey_brush'],verbose=2) dc.SetFont(wxFont(14, wxSWISS, wxNORMAL, wxNORMAL)) dc.SetTextForeground(wxColour(0xFF, 0x20, 0xFF)) te = dc.GetTextExtent("Hello World") dc.DrawText("Hello World", 60, 65) dc.SetPen(wxPen(wxNamedColour('VIOLET'), 4)) dc.DrawLine(5, 65+te[1], 60+te[0], 65+te[1]) lst = [(100,110), (150,110), (150,160), (100,160)] dc.DrawLines(lst, -60) dc.SetPen(wxGREY_PEN) dc.DrawPolygon(lst, 75) dc.SetPen(wxGREEN_PEN) dc.DrawSpline(lst+[(100,100)]) # dc.DrawBitmap(self.bmp, 200, 20, true) # dc.SetTextForeground(wxColour(0, 0xFF, 0x80)) # dc.DrawText("a bitmap", 200, 85) font = wxFont(20, wxSWISS, wxNORMAL, wxNORMAL) dc.SetFont(font) dc.SetTextForeground(wxBLACK) for a in range(0, 360, 45): dc.DrawRotatedText("Rotated text...", 300, 300, a) dc.SetPen(wxTRANSPARENT_PEN) dc.SetBrush(wxBLUE_BRUSH) dc.DrawRectangle(50,500,50,50) dc.DrawRectangle(100,500,50,50) dc.SetPen(wxPen(wxNamedColour('RED'))) dc.DrawEllipticArc(200, 500, 50, 75, 0, 90) self.DrawSavedLines(dc) dc.EndDrawing() def DrawSavedLines(self, dc): dc.SetPen(wxPen(wxNamedColour('MEDIUM FOREST GREEN'), 4)) for line in self.lines: for coords in line: apply(dc.DrawLine, coords) def SetXY(self, event): self.x, self.y = self.ConvertEventCoords(event) def ConvertEventCoords(self, event): xView, yView = self.GetViewStart() xDelta, yDelta = self.GetScrollPixelsPerUnit() return (event.GetX() + (xView * xDelta), event.GetY() + (yView * yDelta)) def OnLeftButtonEvent(self, event): if event.LeftDown(): self.SetXY(event) self.curLine = [] self.CaptureMouse() elif event.Dragging(): dc = wxClientDC(self) self.PrepareDC(dc) dc.BeginDrawing() dc.SetPen(wxPen(wxNamedColour('MEDIUM FOREST GREEN'), 4)) coords = (self.x, self.y) + self.ConvertEventCoords(event) self.curLine.append(coords) apply(dc.DrawLine, coords) self.SetXY(event) dc.EndDrawing() elif event.LeftUp(): self.lines.append(self.curLine) self.curLine = [] self.ReleaseMouse() #--------------------------------------------------------------------------- # This example isn't currently used. class py_canvas(wx.wxWindow): def __init__(self, parent, id=-1, pos=wx.wxPyDefaultPosition, size=wx.wxPyDefaultSize, **attr): wx.wxWindow.__init__(self, parent, id, pos,size) # wx.EVT_PAINT(self,self.on_paint) background = wx.wxNamedColour('white') code = """ self->SetBackgroundColour(*background); """ inline_tools.inline(code,['self','background'],compiler='msvc') #---------------------------------------------------------------------------- class MyFrame(wxFrame): def __init__(self, parent, ID, title, pos=wxDefaultPosition, size=wxDefaultSize, style=wxDEFAULT_FRAME_STYLE): wxFrame.__init__(self, parent, ID, title, pos, size, style) # panel = wxPanel(self, -1) self.GetSize() # button = wxButton(panel, 1003, "Close Me") # button.SetPosition(wxPoint(15, 15)) # EVT_BUTTON(self, 1003, self.OnCloseMe) # EVT_CLOSE(self, self.OnCloseWindow) # canvas = py_canvas(self,-1) canvas = MyCanvas(self,-1) canvas.Show(true) class MyApp(wxApp): def OnInit(self): win = MyFrame(NULL, -1, "This is a wxFrame", size=(350, 200), style = wxDEFAULT_FRAME_STYLE) # | wxFRAME_TOOL_WINDOW ) win.Show(true) return true if __name__ == "__main__": app = MyApp(0) app.MainLoop()