#!/usr/bin/env python3
#
# MiRCARTCanvasInterface.py -- XXX
# Copyright (c) 2018 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
#

from MiRCARTToolCircle import MiRCARTToolCircle
from MiRCARTToolFill  import MiRCARTToolFill
from MiRCARTToolLine import MiRCARTToolLine
from MiRCARTToolSelectClone import MiRCARTToolSelectClone
from MiRCARTToolSelectMove import MiRCARTToolSelectMove
from MiRCARTToolRect import MiRCARTToolRect
from MiRCARTToolText import MiRCARTToolText
                
import os, wx

class MiRCARTCanvasInterface():
    """XXX"""
    imgurApiKey = None
    parentCanvas = parentFrame = canvasPathName = canvasTool = None

    # {{{ _dialogSaveChanges(self)
    def _dialogSaveChanges(self):
        with wx.MessageDialog(self.parentCanvas,                \
                "Do you want to save changes to {}?".format(    \
                    self.canvasPathName), "MiRCART",            \
                wx.CANCEL|wx.CANCEL_DEFAULT|wx.ICON_QUESTION|wx.YES_NO) as dialog:
            dialogChoice = dialog.ShowModal()
            return dialogChoice
    # }}}

    # {{{ canvasBrushSolid(self, event): XXX
    def canvasBrushSolid(self, event):
        pass
    # }}}
    # {{{ canvasColour(self, event, numColour): XXX
    def canvasColour(self, event, numColour):
        if event.GetEventType() == wx.wxEVT_TOOL:
            self.parentCanvas.brushColours[0] = numColour
        elif event.GetEventType() == wx.wxEVT_TOOL_RCLICKED:
            self.parentCanvas.brushColours[1] = numColour
        self.parentFrame.onCanvasUpdate(colours=self.parentCanvas.brushColours)
    # }}}
    # {{{ canvasCopy(self, event): XXX
    def canvasCopy(self, event):
        pass
    # }}}
    # {{{ canvasCut(self, event): XXX
    def canvasCut(self, event):
        pass
    # }}}
    # {{{ canvasDecrBrushHeight(self, event): XXX
    def canvasDecrBrushHeight(self, event):
        if  self.parentCanvas.brushSize[1] > 1:
            self.parentCanvas.brushSize[1] -= 1
            self.parentFrame.onCanvasUpdate(brushSize=self.parentCanvas.brushSize)
    # }}}
    # {{{ canvasDecrBrushHeightWidth(self, event): XXX
    def canvasDecrBrushHeightWidth(self, event):
        self.canvasDecrBrushHeight(event)
        self.canvasDecrBrushWidth(event)
    # }}}
    # {{{ canvasDecrBrushWidth(self, event): XXX
    def canvasDecrBrushWidth(self, event):
        if  self.parentCanvas.brushSize[0] > 1:
            self.parentCanvas.brushSize[0] -= 1
            self.parentFrame.onCanvasUpdate(brushSize=self.parentCanvas.brushSize)
    # }}}
    # {{{ canvasDecrCanvasHeight(self, event): XXX
    def canvasDecrCanvasHeight(self, event):
        if self.parentCanvas.canvasSize[1] > 1:
            self.parentCanvas.resize([                  \
                    self.parentCanvas.canvasSize[0],    \
                    self.parentCanvas.canvasSize[1]-1])
    # }}}
    # {{{ canvasDecrCanvasHeightWidth(self, event): XXX
    def canvasDecrCanvasHeightWidth(self, event):
        self.canvasDecrCanvasHeight(event)
        self.canvasDecrCanvasWidth(event)
    # }}}
    # {{{ canvasDecrCanvasWidth(self, event): XXX
    def canvasDecrCanvasWidth(self, event):
        if self.parentCanvas.canvasSize[0] > 1:
            self.parentCanvas.resize([                  \
                    self.parentCanvas.canvasSize[0]-1,  \
                    self.parentCanvas.canvasSize[1]])
    # }}}
    # {{{ canvasDelete(self, event): XXX
    def canvasDelete(self, event):
        pass
    # }}}
    # {{{ canvasExit(self, event): XXX
    def canvasExit(self, event):
        if self.canvasPathName != None:
            saveChanges = self._dialogSaveChanges()
            if saveChanges == wx.ID_CANCEL:
                return
            elif saveChanges == wx.ID_NO:
                pass
            elif saveChanges == wx.ID_YES:
                self.canvasSave(event)
        self.parentFrame.Close(True)
    # }}}
    # {{{ canvasExportAsPng(self, event): XXX
    def canvasExportAsPng(self, event):
        with wx.FileDialog(self, "Save As...", os.getcwd(), "",                 \
                "*.png", wx.FD_SAVE|wx.FD_OVERWRITE_PROMPT) as dialog:
            if dialog.ShowModal() == wx.ID_CANCEL:
                return False
            else:
                outPathName = dialog.GetPath()
                self.parentCanvas.SetCursor(wx.Cursor(wx.CURSOR_WAIT))
                self.parentCanvas.canvasExportStore.exportBitmapToPngFile(      \
                    self.parentCanvas.canvasBackend.canvasBitmap, outPathName,  \
                        wx.BITMAP_TYPE_PNG)
                self.parentCanvas.SetCursor(wx.Cursor(wx.NullCursor))
                return True
    # }}}
    # {{{ canvasExportImgur(self, event): XXX
    def canvasExportImgur(self, event):
        self.parentCanvas.SetCursor(wx.Cursor(wx.CURSOR_WAIT))
        imgurResult = self.parentCanvas.canvasExportStore.exportBitmapToImgur(  \
            self.imgurApiKey, self.parentCanvas.canvasBackend.canvasBitmap,     \
            "", "", wx.BITMAP_TYPE_PNG)
        self.parentCanvas.SetCursor(wx.Cursor(wx.NullCursor))
        if imgurResult[0] == 200:
            if not wx.TheClipboard.IsOpened():
                wx.TheClipboard.Open()
                wx.TheClipboard.SetData(wx.TextDataObject(imgurResult[1]))
                wx.TheClipboard.Close()
            wx.MessageBox("Exported to Imgur: " + imgurResult[1],               \
                "Export to Imgur", wx.OK|wx.ICON_INFORMATION)
        else:
            wx.MessageBox("Failed to export to Imgur: " + imgurResult[1],       \
                "Export to Imgur", wx.OK|wx.ICON_EXCLAMATION)
    # }}}
    # {{{ canvasExportPastebin(self, event): XXX
    def canvasExportPastebin(self, event):
        self.parentCanvas.SetCursor(wx.Cursor(wx.CURSOR_WAIT))
        pasteStatus, pasteResult =                                          \
            self.parentCanvas.canvasExportStore.exportPastebin(             \
                "",                          \
                self.parentCanvas.canvasMap,                                \
                self.parentCanvas.canvasSize)
        self.parentCanvas.SetCursor(wx.Cursor(wx.NullCursor))
        if pasteStatus:
            if not wx.TheClipboard.IsOpened():
                wx.TheClipboard.Open()
                wx.TheClipboard.SetData(wx.TextDataObject(pasteResult))
                wx.TheClipboard.Close()
            wx.MessageBox("Exported to Pastebin: " + pasteResult,           \
                "Export to Pastebin", wx.OK|wx.ICON_INFORMATION)
        else:
            wx.MessageBox("Failed to export to Pastebin: " + pasteResult,   \
                "Export to Pastebin", wx.OK|wx.ICON_EXCLAMATION)
    # }}}
    # {{{ canvasIncrBrushHeight(self, event): XXX
    def canvasIncrBrushHeight(self, event):
        self.parentCanvas.brushSize[1] += 1
        self.parentFrame.onCanvasUpdate(brushSize=self.parentCanvas.brushSize)
    # }}}
    # {{{ canvasIncrBrushHeightWidth(self, event): XXX
    def canvasIncrBrushHeightWidth(self, event):
        self.canvasIncrBrushHeight(event)
        self.canvasIncrBrushWidth(event)
    # }}}
    # {{{ canvasIncrBrushWidth(self, event): XXX
    def canvasIncrBrushWidth(self, event):
        self.parentCanvas.brushSize[0] += 1
        self.parentFrame.onCanvasUpdate(brushSize=self.parentCanvas.brushSize)
    # }}}
    # {{{ canvasIncrCanvasHeight(self, event): XXX
    def canvasIncrCanvasHeight(self, event):
        self.parentCanvas.resize([              \
            self.parentCanvas.canvasSize[0],    \
            self.parentCanvas.canvasSize[1]+1])
    # }}}
    # {{{ canvasIncrCanvasHeightWidth(self, event): XXX
    def canvasIncrCanvasHeightWidth(self, event):
        self.canvasIncrCanvasHeight(event)
        self.canvasIncrCanvasWidth(event)
    # }}}
    # {{{ canvasIncrCanvasWidth(self, event): XXX
    def canvasIncrCanvasWidth(self, event):
        self.parentCanvas.resize([              \
            self.parentCanvas.canvasSize[0]+1,  \
            self.parentCanvas.canvasSize[1]])
    # }}}
    # {{{ canvasNew(self, event, newCanvasSize=None): XXX
    def canvasNew(self, event, newCanvasSize=None):
        if self.canvasPathName != None:
            saveChanges = self._dialogSaveChanges()
            if saveChanges == wx.ID_CANCEL:
                return
            elif saveChanges == wx.ID_NO:
                pass
            elif saveChanges == wx.ID_YES:
                self.canvasSave(event)
        self.parentCanvas.SetCursor(wx.Cursor(wx.CURSOR_WAIT))
        if newCanvasSize == None:
            newCanvasSize = list(self.parentCanvas.defaultCanvasSize)
        self.parentCanvas.canvasImportStore.importNew(newCanvasSize)
        self.canvasPathName = None
        self.parentCanvas.SetCursor(wx.Cursor(wx.NullCursor))
        self.parentFrame.onCanvasUpdate(pathName="", undoLevel=-1)
    # }}}
    # {{{ canvasOpen(self, event): XXX
    def canvasOpen(self, event):
        if self.canvasPathName != None:
            saveChanges = self._dialogSaveChanges()
            if saveChanges == wx.ID_CANCEL:
                return
            elif saveChanges == wx.ID_NO:
                pass
            elif saveChanges == wx.ID_YES:
                self.canvasSave(event)
        with wx.FileDialog(self.parentCanvas, "Open", os.getcwd(), "",  \
                "*.txt", wx.FD_OPEN) as dialog:
            if dialog.ShowModal() == wx.ID_CANCEL:
                return False
            else:
                self.canvasPathName = dialog.GetPath()
                self.parentCanvas.SetCursor(wx.Cursor(wx.CURSOR_WAIT))
                self.parentCanvas.canvasImportStore.importTextFile(self.canvasPathName)
                self.parentCanvas.canvasImportStore.importIntoPanel()
                self.parentCanvas.SetCursor(wx.Cursor(wx.NullCursor))
                self.parentFrame.onCanvasUpdate(                        \
                    pathName=self.canvasPathName, undoLevel=-1)
                return True
    # }}}
    # {{{ canvasPaste(self, event): XXX
    def canvasPaste(self, event):
        pass
    # }}}
    # {{{ canvasRedo(self, event): XXX
    def canvasRedo(self, event):
        self.parentCanvas._dispatchDeltaPatches(    \
            self.parentCanvas.canvasJournal.popRedo())
    # }}}
    # {{{ canvasSave(self, event): XXX
    def canvasSave(self, event):
        if self.canvasPathName == None:
            if self.canvasSaveAs(event) == False:
                return
        try:
            with open(self.canvasPathName, "w") as outFile:
                self.parentCanvas.SetCursor(wx.Cursor(wx.CURSOR_WAIT))
                self.parentCanvas.canvasExportStore.exportTextFile(      \
                    self.parentCanvas.canvasMap,                         \
                    self.parentCanvas.canvasSize, outFile)
                self.parentCanvas.SetCursor(wx.Cursor(wx.NullCursor))
                return True
        except IOError as error:
            return False
    # }}}
    # {{{ canvasSaveAs(self, event): XXX
    def canvasSaveAs(self, event):
        with wx.FileDialog(self.parentCanvas, "Save As", os.getcwd(), "",   \
                "*.txt", wx.FD_SAVE|wx.FD_OVERWRITE_PROMPT) as dialog:
            if dialog.ShowModal() == wx.ID_CANCEL:
                return False
            else:
                self.canvasPathName = dialog.GetPath()
                return self.canvasSave(event)
    # }}}
    # {{{ canvasToolCircle(self, event): XXX
    def canvasToolCircle(self, event):
        self.canvasTool = MiRCARTToolCircle(self.parentCanvas)
        self.parentFrame.menuItemsById[self.parentFrame.CID_CIRCLE[0]].Check(True)
        toolBar = self.parentFrame.toolBarItemsById[self.parentFrame.CID_CIRCLE[0]].GetToolBar()
        toolBar.ToggleTool(self.parentFrame.CID_CIRCLE[0], True)
        self.parentFrame.onCanvasUpdate(toolName=self.canvasTool.name)
    # }}}
    # {{{ canvasToolFill(self, event): XXX
    def canvasToolFill(self, event):
        self.canvasTool = MiRCARTToolFill(self.parentCanvas)
        self.parentFrame.menuItemsById[self.parentFrame.CID_FILL[0]].Check(True)
        toolBar = self.parentFrame.toolBarItemsById[self.parentFrame.CID_FILL[0]].GetToolBar()
        toolBar.ToggleTool(self.parentFrame.CID_FILL[0], True)
        self.parentFrame.onCanvasUpdate(toolName=self.canvasTool.name)
    # }}}
    # {{{ canvasToolLine(self, event): XXX
    def canvasToolLine(self, event):
        self.canvasTool = MiRCARTToolLine(self.parentCanvas)
        self.parentFrame.menuItemsById[self.parentFrame.CID_LINE[0]].Check(True)
        toolBar = self.parentFrame.toolBarItemsById[self.parentFrame.CID_LINE[0]].GetToolBar()
        toolBar.ToggleTool(self.parentFrame.CID_LINE[0], True)
        self.parentFrame.onCanvasUpdate(toolName=self.canvasTool.name)
    # }}}
    # {{{ canvasToolSelectClone(self, event): XXX
    def canvasToolSelectClone(self, event):
        self.canvasTool = MiRCARTToolSelectClone(self.parentCanvas)
        self.parentFrame.menuItemsById[self.parentFrame.CID_CLONE_SELECT[0]].Check(True)
        toolBar = self.parentFrame.toolBarItemsById[self.parentFrame.CID_CLONE_SELECT[0]].GetToolBar()
        toolBar.ToggleTool(self.parentFrame.CID_CLONE_SELECT[0], True)
        self.parentFrame.onCanvasUpdate(toolName=self.canvasTool.name)
    # }}}
    # {{{ canvasToolSelectMove(self, event): XXX
    def canvasToolSelectMove(self, event):
        self.canvasTool = MiRCARTToolSelectMove(self.parentCanvas)
        self.parentFrame.menuItemsById[self.parentFrame.CID_MOVE_SELECT[0]].Check(True)
        toolBar = self.parentFrame.toolBarItemsById[self.parentFrame.CID_MOVE_SELECT[0]].GetToolBar()
        toolBar.ToggleTool(self.parentFrame.CID_MOVE_SELECT[0], True)
        self.parentFrame.onCanvasUpdate(toolName=self.canvasTool.name)
    # }}}
    # {{{ canvasToolRect(self, event): XXX
    def canvasToolRect(self, event):
        self.canvasTool = MiRCARTToolRect(self.parentCanvas)
        self.parentFrame.menuItemsById[self.parentFrame.CID_RECT[0]].Check(True)
        toolBar = self.parentFrame.toolBarItemsById[self.parentFrame.CID_RECT[0]].GetToolBar()
        toolBar.ToggleTool(self.parentFrame.CID_RECT[0], True)
        self.parentFrame.onCanvasUpdate(toolName=self.canvasTool.name)
    # }}}
    # {{{ canvasToolText(self, event): XXX
    def canvasToolText(self, event):
        self.canvasTool = MiRCARTToolText(self.parentCanvas)
        self.parentFrame.menuItemsById[self.parentFrame.CID_TEXT[0]].Check(True)
        toolBar = self.parentFrame.toolBarItemsById[self.parentFrame.CID_TEXT[0]].GetToolBar()
        toolBar.ToggleTool(self.parentFrame.CID_TEXT[0], True)
        self.parentFrame.onCanvasUpdate(toolName=self.canvasTool.name)
    # }}}
    # {{{ canvasUndo(self, event): XXX
    def canvasUndo(self, event):
        self.parentCanvas._dispatchDeltaPatches(    \
            self.parentCanvas.canvasJournal.popUndo())
    # }}}

    #
    # __init__(self, parentCanvas, parentFrame):
    def __init__(self, parentCanvas, parentFrame):
        self.parentCanvas = parentCanvas; self.parentFrame = parentFrame;
        self.canvasPathName = None
        self.canvasToolRect(None)

# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120