mirror of https://github.com/lalbornoz/roar.git
281 lines
17 KiB
Python
281 lines
17 KiB
Python
#!/usr/bin/env python3
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#
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# RoarCanvasWindow.py
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# Copyright (c) 2018, 2019 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
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#
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from GuiWindow import GuiWindow
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from ToolObject import ToolObject
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from ToolText import ToolText
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import copy, json, wx, sys
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class RoarCanvasWindowDropTarget(wx.TextDropTarget):
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def done(self):
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self.inProgress = False
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def OnDropText(self, x, y, data):
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rc = False
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if ((self.parent.commands.currentTool.__class__ != ToolObject) \
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or (self.parent.commands.currentTool.toolState == self.parent.commands.currentTool.TS_NONE)) \
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and (not self.inProgress):
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try:
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dropMap, dropSize = json.loads(data)
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rectX, rectY = x - (x % self.parent.backend.cellSize[0]), y - (y % self.parent.backend.cellSize[1])
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mapX, mapY = int(rectX / self.parent.backend.cellSize[0] if rectX else 0), int(rectY / self.parent.backend.cellSize[1] if rectY else 0)
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viewRect = self.parent.GetViewStart(); mapPoint = [m + n for m, n in zip((mapX, mapY), viewRect)];
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self.parent.commands.lastTool, self.parent.commands.currentTool = self.parent.commands.currentTool, ToolObject()
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self.parent.commands.currentTool.setRegion(self.parent.canvas, mapPoint, dropMap, dropSize, external=True)
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self.parent.commands.update(toolName=self.parent.commands.currentTool.name)
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eventDc = self.parent.backend.getDeviceContext(self.parent.GetClientSize(), self.parent, viewRect)
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eventDcOrigin = eventDc.GetDeviceOrigin(); eventDc.SetDeviceOrigin(0, 0);
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self.parent.applyTool(eventDc, True, None, None, None, self.parent.brushPos, False, False, False, self.parent.commands.currentTool, viewRect)
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eventDc.SetDeviceOrigin(*eventDcOrigin)
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rc = True; self.inProgress = True;
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except:
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with wx.MessageDialog(self.parent, "Error: {}".format(sys.exc_info()[1]), "", wx.OK | wx.OK_DEFAULT) as dialog:
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dialogChoice = dialog.ShowModal()
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return rc
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def __init__(self, parent):
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super().__init__(); self.inProgress, self.parent = False, parent;
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class RoarCanvasWindow(GuiWindow):
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def _applyPatches(self, eventDc, patches, patchesCursor, rc):
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if rc:
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eventDcOrigin = eventDc.GetDeviceOrigin(); eventDc.SetDeviceOrigin(0, 0);
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if ((patches != None) and (len(patches) > 0)) \
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or ((patchesCursor != None) and (len(patchesCursor) > 0)):
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self.backend.drawCursorMaskWithJournal(self.canvas, self.canvas.journal, eventDc)
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if (patches != None) and (len(patches) > 0):
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self.backend.drawPatches(self.canvas, eventDc, patches, isCursor=False)
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self.dirty = True if not self.dirty else self.dirty;
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self.canvas.journal.begin()
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for patch in patches if patches != None else []:
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self.canvas.applyPatch(patch, commitUndo=True)
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self.canvas.journal.end()
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if patchesCursor != None:
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patchesCursorCells = self.backend.drawPatches(self.canvas, eventDc, patchesCursor, isCursor=True)
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if len(patchesCursorCells) > 0:
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self.canvas.journal.pushCursor(patchesCursorCells)
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eventDc.SetDeviceOrigin(*eventDcOrigin)
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self.commands.update(dirty=self.dirty, cellPos=self.brushPos, undoLevel=self.canvas.journal.patchesUndoLevel)
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def applyOperator(self, currentTool, mapPoint, mouseLeftDown, mousePoint, operator, viewRect):
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eventDc, patches, patchesCursor, rc = self.backend.getDeviceContext(self.GetClientSize(), self), None, None, True
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if (currentTool.__class__ == ToolObject) and (currentTool.toolState >= currentTool.TS_SELECT):
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region = currentTool.getRegion(self.canvas)
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else:
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region = self.canvas.map
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if hasattr(operator, "apply2"):
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if mouseLeftDown:
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self.commands.operatorState = True if self.commands.operatorState == None else self.commands.operatorState
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region = operator.apply2(mapPoint, mousePoint, region, copy.deepcopy(region))
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self.commands.update(operator=self.commands.currentOperator.name)
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elif self.commands.operatorState != None:
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self.commands.currentOperator = None; self.commands.update(operator=None); rc = False;
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else:
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region = operator.apply(copy.deepcopy(region)); self.commands.currentOperator = None;
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if rc:
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if (currentTool.__class__ == ToolObject) and (currentTool.toolState >= currentTool.TS_SELECT):
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currentTool.setRegion(self.canvas, None, region, [len(region[0]), len(region)], currentTool.external)
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rc, patches, patchesCursor = currentTool.onSelectEvent(self.canvas, (0, 0), True, wx.MOD_NONE, None, currentTool.targetRect)
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patchesCursor = [] if patchesCursor == None else patchesCursor
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patchesCursor += currentTool._drawSelectRect(currentTool.targetRect)
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else:
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patches = []
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for numRow in range(len(region)):
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for numCol in range(len(region[numRow])):
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patches += [[numCol, numRow, *region[numRow][numCol]]]
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self._applyPatches(eventDc, patches, patchesCursor, rc)
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return rc
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def applyTool(self, eventDc, eventMouse, keyChar, keyCode, keyModifiers, mapPoint, mouseDragging, mouseLeftDown, mouseRightDown, tool, viewRect, force=False):
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dirty, patches, patchesCursor, rc = False, None, None, False
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if eventMouse:
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self.lastCellState = None if force else self.lastCellState
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if ((mapPoint[0] < self.canvas.size[0]) and (mapPoint[1] < self.canvas.size[1])) \
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and ((self.lastCellState == None) or (self.lastCellState != [list(mapPoint), mouseDragging, mouseLeftDown, mouseRightDown, list(viewRect)])):
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self.brushPos = list(mapPoint) if tool.__class__ != ToolText else self.brushPos
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if tool != None:
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rc, patches, patchesCursor = tool.onMouseEvent(mapPoint, self.brushColours, self.brushPos, self.brushSize, self.canvas, keyModifiers, self.brushPos, mouseDragging, mouseLeftDown, mouseRightDown)
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else:
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rc, patches, patchesCursor = True, None, [[*mapPoint, self.brushColours[0], self.brushColours[0], 0, " "]]
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self.lastCellState = [list(mapPoint), mouseDragging, mouseLeftDown, mouseRightDown, list(viewRect)]
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else:
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if tool != None:
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rc, patches, patchesCursor = tool.onKeyboardEvent(mapPoint, self.brushColours, self.brushPos, self.brushSize, self.canvas, keyChar, keyCode, keyModifiers, self.brushPos)
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elif mapPoint != None:
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rc, patches, patchesCursor = True, None, [[*mapPoint, self.brushColours[0], self.brushColours[0], 0, " "]]
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if rc:
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self._applyPatches(eventDc, patches, patchesCursor, rc)
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if tool.__class__ == ToolObject:
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if tool.toolState > tool.TS_NONE:
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self.commands.update(undoInhibit=True)
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elif tool.toolState == tool.TS_NONE:
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if tool.external:
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self.dropTarget.done(); self.commands.currentTool, self.commands.lastTool = self.commands.lastTool, self.commands.currentTool;
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newToolName = "Cursor" if self.commands.currentTool == None else self.commands.currentTool.name
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self.commands.update(toolName=newToolName, undoInhibit=False)
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else:
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self.commands.update(undoInhibit=False)
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return rc
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def onKeyboardInput(self, event):
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keyCode, keyModifiers = event.GetKeyCode(), event.GetModifiers()
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viewRect = self.GetViewStart(); eventDc = self.backend.getDeviceContext(self.GetClientSize(), self, viewRect);
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if (keyCode == wx.WXK_PAUSE) \
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and (keyModifiers == wx.MOD_SHIFT):
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import pdb; pdb.set_trace()
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elif keyCode in (wx.WXK_DOWN, wx.WXK_LEFT, wx.WXK_RIGHT, wx.WXK_UP):
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if keyCode == wx.WXK_DOWN:
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if self.brushPos[1] < (self.canvas.size[1] - 1):
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self.brushPos = [self.brushPos[0], self.brushPos[1] + 1]
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else:
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self.brushPos = [self.brushPos[0], 0]
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elif keyCode == wx.WXK_LEFT:
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if self.brushPos[0] > 0:
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self.brushPos = [self.brushPos[0] - 1, self.brushPos[1]]
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else:
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self.brushPos = [self.canvas.size[0] - 1, self.brushPos[1]]
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elif keyCode == wx.WXK_RIGHT:
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if self.brushPos[0] < (self.canvas.size[0] - 1):
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self.brushPos = [self.brushPos[0] + 1, self.brushPos[1]]
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else:
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self.brushPos = [0, self.brushPos[1]]
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elif keyCode == wx.WXK_UP:
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if self.brushPos[1] > 0:
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self.brushPos = [self.brushPos[0], self.brushPos[1] - 1]
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else:
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self.brushPos = [self.brushPos[0], self.canvas.size[1] - 1]
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self.commands.update(cellPos=self.brushPos)
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self.applyTool(eventDc, True, None, None, None, self.brushPos, False, False, False, self.commands.currentTool, viewRect)
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elif (chr(event.GetUnicodeKey()) == " ") \
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and (self.commands.currentTool.__class__ != ToolText):
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if not self.applyTool(eventDc, True, None, None, event.GetModifiers(), self.brushPos, False, True, False, self.commands.currentTool, viewRect):
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event.Skip()
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else:
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if self.brushPos[0] < (self.canvas.size[0] - 1):
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self.brushPos = [self.brushPos[0] + 1, self.brushPos[1]]
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else:
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self.brushPos = [0, self.brushPos[1]]
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self.commands.update(cellPos=self.brushPos)
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self.applyTool(eventDc, True, None, None, None, self.brushPos, False, False, False, self.commands.currentTool, viewRect)
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else:
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if not self.applyTool(eventDc, False, chr(event.GetUnicodeKey()), keyCode, keyModifiers, None, None, None, None, self.commands.currentTool, viewRect):
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event.Skip()
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def onEnterWindow(self, event):
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self.lastCellState = None
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def onLeaveWindow(self, event):
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if False:
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eventDc = self.backend.getDeviceContext(self.GetClientSize(), self, self.GetViewStart())
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self.backend.drawCursorMaskWithJournal(self.canvas, self.canvas.journal, eventDc)
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self.lastCellState = None
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def onMouseInput(self, event):
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viewRect = self.GetViewStart(); eventDc = self.backend.getDeviceContext(self.GetClientSize(), self, viewRect);
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mouseDragging, mouseLeftDown, mouseRightDown = event.Dragging(), event.LeftIsDown(), event.RightIsDown()
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mapPoint = self.backend.xlateEventPoint(event, eventDc, viewRect)
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if viewRect != (0, 0):
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mapPoint = [a + b for a, b in zip(mapPoint, viewRect)]
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if self.commands.currentOperator != None:
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self.applyOperator(self.commands.currentTool, mapPoint, mouseLeftDown, event.GetLogicalPosition(eventDc), self.commands.currentOperator, viewRect)
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elif mouseRightDown \
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and (self.commands.currentTool.__class__ == ToolObject) \
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and (self.commands.currentTool.toolState >= self.commands.currentTool.TS_SELECT):
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self.popupEventDc = eventDc; self.PopupMenu(self.operatorsMenu); self.popupEventDc = None;
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elif not self.applyTool(eventDc, True, None, None, event.GetModifiers(), mapPoint, mouseDragging, mouseLeftDown, mouseRightDown, self.commands.currentTool, viewRect):
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event.Skip()
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def onMouseWheel(self, event):
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delta, modifiers = +1 if event.GetWheelRotation() >= event.GetWheelDelta() else -1, event.GetModifiers()
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if modifiers == (wx.MOD_CONTROL | wx.MOD_ALT):
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newFontSize = self.backend.fontSize + delta
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if newFontSize > 0:
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self.backend.fontSize = newFontSize
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self.backend.resize(self.canvas.size); self.scrollStep = self.backend.cellSize;
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super().resize([a * b for a, b in zip(self.canvas.size, self.backend.cellSize)])
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eventDc = self.backend.getDeviceContext(self.GetClientSize(), self)
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eventDcOrigin = eventDc.GetDeviceOrigin(); eventDc.SetDeviceOrigin(0, 0);
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patches = []
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for numRow in range(self.canvas.size[1]):
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for numCol in range(len(self.canvas.map[numRow])):
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patches += [[numCol, numRow, *self.canvas.map[numRow][numCol]]]
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self.backend.drawPatches(self.canvas, eventDc, patches, isCursor=False)
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eventDc.SetDeviceOrigin(*eventDcOrigin)
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elif modifiers == (wx.MOD_CONTROL | wx.MOD_SHIFT):
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self.commands.canvasCanvasSize(self.commands.canvasCanvasSize, 2, 1 if delta > 0 else 0)(None)
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elif modifiers == wx.MOD_CONTROL:
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self.commands.canvasBrushSize(self.commands.canvasBrushSize, 2, 1 if delta > 0 else 0)(None)
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else:
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event.Skip()
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def onPaint(self, event):
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eventDc = self.backend.getDeviceContext(self.GetClientSize(), self)
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self.backend.onPaint(self.GetClientSize(), self, self.GetViewStart())
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def resize(self, newSize, commitUndo=True, dirty=True):
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viewRect = self.GetViewStart()
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oldSize = [0, 0] if self.canvas.map == None else self.canvas.size
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deltaSize = [b - a for a, b in zip(oldSize, newSize)]
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if self.canvas.resize(newSize, commitUndo):
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self.backend.resize(newSize); self.scrollStep = self.backend.cellSize;
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super().resize([a * b for a, b in zip(newSize, self.backend.cellSize)])
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eventDc = self.backend.getDeviceContext(self.GetClientSize(), self)
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eventDcOrigin = eventDc.GetDeviceOrigin(); eventDc.SetDeviceOrigin(0, 0);
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patches = []
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if deltaSize[0] > 0:
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for numRow in range(oldSize[1]):
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for numNewCol in range(oldSize[0], newSize[0]):
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patches += [[numNewCol, numRow, 1, 1, 0, " "]]
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if deltaSize[1] > 1:
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for numNewRow in range(oldSize[1], newSize[1]):
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for numNewCol in range(newSize[0]):
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patches += [[numNewCol, numNewRow, 1, 1, 0, " "]]
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self.backend.drawPatches(self.canvas, eventDc, patches, isCursor=False)
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eventDc.SetDeviceOrigin(*eventDcOrigin)
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self.Scroll(*viewRect); self.dirty = dirty;
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self.commands.update(dirty=self.dirty, size=newSize, undoLevel=self.canvas.journal.patchesUndoLevel)
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def undo(self, redo=False):
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deltaPatches = self.canvas.journal.popUndo() if not redo else self.canvas.journal.popRedo()
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eventDc = self.backend.getDeviceContext(self.GetClientSize(), self)
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eventDcOrigin = eventDc.GetDeviceOrigin(); eventDc.SetDeviceOrigin(0, 0);
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self.backend.drawCursorMaskWithJournal(self.canvas, self.canvas.journal, eventDc)
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patches = []
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for patch in deltaPatches:
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if patch == None:
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continue
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elif patch[0] == "resize":
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del eventDc; self.resize(patch[1:], False);
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eventDc = self.backend.getDeviceContext(self.GetClientSize(), self)
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eventDcOrigin = eventDc.GetDeviceOrigin(); eventDc.SetDeviceOrigin(0, 0);
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else:
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self.canvas._commitPatch(patch); patches += [patch];
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self.backend.drawPatches(self.canvas, eventDc, patches, isCursor=False)
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eventDc.SetDeviceOrigin(*eventDcOrigin)
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def update(self, newSize, commitUndo=True, newCanvas=None, dirty=True):
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self.resize(newSize, commitUndo, dirty)
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self.canvas.update(newSize, newCanvas)
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eventDc = self.backend.getDeviceContext(self.GetClientSize(), self, self.GetViewStart())
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eventDcOrigin = eventDc.GetDeviceOrigin(); eventDc.SetDeviceOrigin(0, 0); patches = [];
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for numRow in range(newSize[1]):
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for numCol in range(newSize[0]):
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patches += [[numCol, numRow, *self.canvas.map[numRow][numCol]]]
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self.backend.drawPatches(self.canvas, eventDc, patches, isCursor=False)
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eventDc.SetDeviceOrigin(*eventDcOrigin)
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def __init__(self, backend, canvas, commands, parent, pos, size):
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super().__init__(parent, pos)
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self.size = size
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self.backend, self.canvas, self.commands, self.parentFrame = backend(self.size), canvas, commands(self, parent), parent
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self.brushColours, self.brushPos, self.brushSize, self.dirty, self.lastCellState = [4, 1], [0, 0], [1, 1], False, None
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self.popupEventDc = None
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self.dropTarget = RoarCanvasWindowDropTarget(self)
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self.SetDropTarget(self.dropTarget)
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self.Bind(wx.EVT_MOUSEWHEEL, self.onMouseWheel)
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# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120
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