From 9879d34bb984c7d4ef466c79472b3193275365b1 Mon Sep 17 00:00:00 2001
From: Blaine
Date: Thu, 23 Apr 2020 15:35:49 +0530
Subject: can change canvas and ppi sizes

---
 src/main/python/main.py         | 36 +++++++++++++++++-------------------
 src/main/python/utils/canvas.py | 34 ++++++++++++++++++++++++++++------
 2 files changed, 45 insertions(+), 25 deletions(-)

(limited to 'src/main')

diff --git a/src/main/python/main.py b/src/main/python/main.py
index 7ae9d63..8f11944 100644
--- a/src/main/python/main.py
+++ b/src/main/python/main.py
@@ -15,10 +15,9 @@ from utils.sizes import ppiList, sheetDimensionList
 
 class appWindow(QMainWindow):
     def __init__(self, parent=None):
-        super(appWindow, self).__init__(parent)      
-        self.resize(1280, 720)
+        super(appWindow, self).__init__(parent)
         # self.setWindowState(Qt.WindowMaximized)
-        self._defaultPPI = 72
+        self._defaultPPI = '72'
         self._defaultCanvasSize = "A4"
         
         titleMenu = self.menuBar()
@@ -47,6 +46,7 @@ class appWindow(QMainWindow):
         #declare main window layout
         self.mainWidget.setLayout(mainLayout)
         self.setCentralWidget(self.mainWidget)
+        self.resize(1280, 720)        
 
     def createToolbar(self):
         self.toolbar = QWidget(self.mainWidget)
@@ -74,19 +74,14 @@ class appWindow(QMainWindow):
     def setCanvasSize(self, size):
         self._defaultCanvasSize = size
         activeCanvas = self.mdi.currentSubWindow()
-        activeCanvas._defaultCanvasSize = size
         if activeCanvas:
             activeCanvas.canvasSize = size
-            # self.tabber.resize(*activeCanvas.dimensions)
-            print(activeCanvas.dimensions)
     
     def setCanvasPPI(self, ppi):
         self._defaultPPI = ppi
         activeCanvas = self.mdi.currentSubWindow()
-        activeCanvas._defaultPPI = ppi        
         if activeCanvas:
-            activeCanvas.ppi = ppi
-            # self.tabber.resize(*activeCanvas.dimensions)            
+            activeCanvas.ppi = ppi        
     
     def newProject(self):
         project = fileWindow(self.mdi, size = self._defaultCanvasSize, ppi = self._defaultPPI)
@@ -121,7 +116,8 @@ class appWindow(QMainWindow):
         pass
     
     def resizeEvent(self, event):
-        self.mdi.activeSubWindow().resizeHandler(self.mdi)
+        if self.mdi.activeSubWindow():
+            self.mdi.activeSubWindow().resizeHandler(self.mdi)
         super(appWindow, self).resizeEvent(event)
         
     def closeEvent(self, event):
@@ -130,15 +126,17 @@ class appWindow(QMainWindow):
         else:
             event.ignore()
 
-    def saveEvent(self, event):
-        alert = QMessageBox.question(self, self.objectName(), "All unsaved progress will be LOST!",
-                                     QMessageBox.StandardButtons(QMessageBox.Save|QMessageBox.Ignore|QMessageBox.Cancel), QMessageBox.Save)
-        if alert == QMessageBox.Cancel:
-            return False
-        else:
-            if alert == QMessageBox.Save:
-                if not self.saveProject():
-                    return False
+    def saveEvent(self):
+        if self.mdi.subWindowList():
+            alert = QMessageBox.question(self, self.objectName(), "All unsaved progress will be LOST!",
+                                        QMessageBox.StandardButtons(QMessageBox.Save|QMessageBox.Ignore|QMessageBox.Cancel),
+                                        QMessageBox.Save)
+            if alert == QMessageBox.Cancel:
+                return False
+            else:
+                if alert == QMessageBox.Save:
+                    if not self.saveProject():
+                        return False
         return True
 
 if __name__ == '__main__':
diff --git a/src/main/python/utils/canvas.py b/src/main/python/utils/canvas.py
index 2e2e0d9..2d840f6 100644
--- a/src/main/python/utils/canvas.py
+++ b/src/main/python/utils/canvas.py
@@ -11,11 +11,11 @@ from .sizes import paperSizes, ppiList, sheetDimensionList
 
 
 class canvas(QWidget):
-    def __init__(self, parent=None, size= 4, ppi= 1):
+    def __init__(self, parent=None, size= 'A4', ppi= '72'):
         super(canvas, self).__init__(parent)
         
-        self._ppi = ppiList[ppi]
-        self._canvasSize = sheetDimensionList[size]
+        self._ppi = ppi
+        self._canvasSize = size
         
         self.painter = QGraphicsScene()
         self.painter.setSceneRect(0, 0, *paperSizes[self.canvasSize][self.ppi])
@@ -81,11 +81,11 @@ class canvas(QWidget):
             self.painter.addItem(graphic)
 
 class fileWindow(QMdiSubWindow):
-    def __init__(self, parent = None, title = 'New Project', size = 4, ppi = 1):
+    def __init__(self, parent = None, title = 'New Project', size = 'A4', ppi = '72'):
         super(fileWindow, self).__init__(parent)
         
-        self._ppi = ppiList[ppi]
-        self._canvasSize = sheetDimensionList[size]
+        self._ppi = ppi
+        self._canvasSize = size
         self.widget = QWidget(self)
         layout = QHBoxLayout(self.widget)
         
@@ -104,6 +104,28 @@ class fileWindow(QMdiSubWindow):
         self.setWidget(self.widget)
         self.setWindowTitle(title)
         
+    @property
+    def canvasSize(self):
+        return self._canvasSize
+    @property
+    def ppi(self):
+        return self._ppi
+    
+    @canvasSize.setter
+    def canvasSize(self, size):
+        self._canvasSize = sheetDimensionList.index(size)
+        if self.tabCount:
+            activeTab = self.tabber.currentWidget()
+            activeTab.canvasSize = size
+    
+    @ppi.setter
+    def ppi(self, ppi):
+        self._ppi = ppiList.index(ppi)
+        if self.tabCount:
+            activeTab = self.tabber.currentWidget()
+            activeTab.ppi = ppi
+            
+
     def changeTab(self, currentIndex):
         pass
     
-- 
cgit