roar/libtools/Tool.py
Lucio Andrés Illanes Albornoz dfdd374bb0 Initial canvas panel scrollbar implementation.
assets/text/TODO: updated.
libgui/GuiCanvasPanel.py:__init__(): provide self.winSize & call SetScrollRate().
libgui/GuiCanvasPanel.py:{_drawPatch,dispatch{DeltaPatches,Patch},onPanel{Input,LeaveWindow},resize,update}(): receive and/or pass viewRect.
libgui/GuiCanvasPanel.py:onPanelPaint(): updated.
libgui/GuiCanvasPanel.py:resize(): call SetVirtualSize().
libgui/GuiCanvasWxBackend.py:_{draw{Brush,Char}Patch,_get{Brush,Char}PatchColours,xlatePoint}(): updated.
libgui/GuiCanvasWxBackend.py:{draw{CursorMaskWithJournal,Patch},getDeviceContext,xlateEventPoint}(): receive and/or pass viewRect.
libgui/GuiCanvasWxBackend.py:getDeviceContext(): return ClientDC() if viewRect > (0, 0)
libgui/GuiCanvasWxBackend.py:onPanelPaintEvent(): blit subset of canvasBitmap into BufferedPaintDC() if viewRect > (0, 0).
libtools/Tool{,Circle,Fill,Line,Rect,Select{,Clone,Move},Text}.py: receive & pass viewRect to dispatchFn().
2019-09-09 12:30:25 +02:00

25 lines
915 B
Python

#!/usr/bin/env python3
#
# Tool.py
# Copyright (c) 2018, 2019 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
#
class Tool():
parentCanvas = None
# {{{ onKeyboardEvent(self, event, atPoint, brushColours, brushSize, keyChar, dispatchFn, eventDc, viewRect):
def onKeyboardEvent(self, event, atPoint, brushColours, brushSize, keyChar, dispatchFn, eventDc, viewRect):
return True
# }}}
# {{{ onMouseEvent(self, event, atPoint, brushColours, brushSize, isDragging, isLeftDown, isRightDown, dispatchFn, eventDc, viewRect)
def onMouseEvent(self, event, atPoint, brushColours, brushSize, isDragging, isLeftDown, isRightDown, dispatchFn, eventDc, viewRect):
return ()
# }}}
#
# __init__(self, parentCanvas): initialisation method
def __init__(self, parentCanvas):
self.parentCanvas = parentCanvas
# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120