diff options
Diffstat (limited to 'src/main/python/utils/canvas.py')
| -rw-r--r-- | src/main/python/utils/canvas.py | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/main/python/utils/canvas.py b/src/main/python/utils/canvas.py new file mode 100644 index 0000000..ad72544 --- /dev/null +++ b/src/main/python/utils/canvas.py @@ -0,0 +1,46 @@ +from PyQt5.QtCore import Qt +from PyQt5.QtGui import QBrush +from PyQt5.QtWidgets import QWidget, QGraphicsScene, QGraphicsView, QHBoxLayout +from .sizes import paperSizes +class canvas(QWidget): + def __init__(self, parent=None): + super(canvas, self).__init__(parent) + + self._ppi = 72 + self._canvasSize = "A0" + self.resize(1280, 720) + + + self.painter = QGraphicsScene(0, 0, *paperSizes[self.canvasSize][self.ppi]) + self.painter.setBackgroundBrush(QBrush(Qt.white)) + self.view = QGraphicsView(self.painter) + self.layout = QHBoxLayout(self) + self.layout.addWidget(self.view) + self.setLayout(self.layout) + + def setCanvasSize(self, size): + self.canvasSize = size + + def setCanvasPPI(self, ppi): + self.ppi = ppi + + @property + def canvasSize(self): + return self._canvasSize + @property + def ppi(self): + return self._ppi + + @canvasSize.setter + def canvasSize(self, size): + self._canvasSize = size + if self.painter: + self.painter.setSceneRect(0, 0, *paperSizes[self.canvasSize][self.ppi]) + # print(*paperSizes[self.canvasSize][self.ppi]) + + @ppi.setter + def ppi(self, ppi): + self._ppi = int(ppi) + if self.painter: + self.painter.setSceneRect(0, 0, *paperSizes[self.canvasSize][self.ppi]) + # print(*paperSizes[self.canvasSize][self.ppi])
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