Merged wxPython 2.4.x to the 2.5 branch (Finally!!!)
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19793 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn
350
wxPython/src/drawlist.cpp
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350
wxPython/src/drawlist.cpp
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/////////////////////////////////////////////////////////////////////////////
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// Name: drawlist.cpp
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// Purpose: Helper functions for optimized list drawing on a wxDC
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//
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// Author: Robin Dunn Chris Barker
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//
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// Created:
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// RCS-ID: $Id$
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// Copyright: (c) 2003 by Total Control Software
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#undef DEBUG
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#include <Python.h>
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#include "helpers.h"
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//----------------------------------------------------------------------
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PyObject* wxPyDrawXXXList(wxDC& dc, wxPyDrawListOp_t doDraw,
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PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes) {
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wxPyBeginBlockThreads(); // _DrawXXXList
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bool isFastSeq = PyList_Check(pyCoords) || PyTuple_Check(pyCoords);
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bool isFastPens = PyList_Check(pyPens) || PyTuple_Check(pyPens);
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bool isFastBrushes = PyList_Check(pyBrushes) || PyTuple_Check(pyBrushes);
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int numObjs = 0;
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int numPens = 0;
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int numBrushes = 0;
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wxPen* pen;
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wxBrush* brush;
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PyObject* obj;
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PyObject* coords;
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int x1, x2, x3, x4;
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int i = 0;
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PyObject* retval;
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if (!PySequence_Check(pyCoords)) {
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goto err0;
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}
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if (!PySequence_Check(pyPens)) {
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goto err1;
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}
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if (!PySequence_Check(pyBrushes)) {
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goto err2;
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}
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numObjs = PySequence_Length(pyCoords);
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numPens = PySequence_Length(pyPens);
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numBrushes = PySequence_Length(pyBrushes);
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for (i = 0; i < numObjs; i++) {
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// Use a new pen?
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if (i < numPens) {
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if (isFastPens) {
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obj = PySequence_Fast_GET_ITEM(pyPens, i);
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}
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else {
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obj = PySequence_GetItem(pyPens, i);
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}
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if (SWIG_GetPtrObj(obj, (void **) &pen, "_wxPen_p")) {
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if (!isFastPens)
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Py_DECREF(obj);
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goto err1;
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}
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dc.SetPen(*pen);
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if (!isFastPens)
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Py_DECREF(obj);
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}
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// Use a new brush?
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if (i < numBrushes) {
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if (isFastBrushes) {
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obj = PySequence_Fast_GET_ITEM(pyBrushes, i);
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}
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else {
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obj = PySequence_GetItem(pyBrushes, i);
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}
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if (SWIG_GetPtrObj(obj, (void **) &brush, "_wxBrush_p")) {
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if (!isFastBrushes)
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Py_DECREF(obj);
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goto err2;
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}
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dc.SetBrush(*brush);
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if (!isFastBrushes)
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Py_DECREF(obj);
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}
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// Get the Coordinates
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if (isFastSeq) {
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coords = PySequence_Fast_GET_ITEM(pyCoords, i);
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}
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else {
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coords = PySequence_GetItem(pyCoords, i);
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}
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// call the drawOp
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bool success = doDraw(dc, coords);
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if (!isFastSeq)
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Py_DECREF(coords);
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if (! success) {
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retval = NULL;
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goto exit;
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}
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} // end of main for loop
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Py_INCREF(Py_None);
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retval = Py_None;
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goto exit;
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err0:
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of coordinates");
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retval = NULL;
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goto exit;
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err1:
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of wxPens");
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retval = NULL;
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goto exit;
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err2:
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of wxBrushes");
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retval = NULL;
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goto exit;
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exit:
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wxPyEndBlockThreads();
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return retval;
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}
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bool wxPyDrawXXXPoint(wxDC& dc, PyObject* coords) {
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int x, y;
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if (! wxPy2int_seq_helper(coords, &x, &y)) {
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of (x,y) sequences.");
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return FALSE;
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}
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dc.DrawPoint(x, y);
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return TRUE;
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}
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bool wxPyDrawXXXLine(wxDC& dc, PyObject* coords) {
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int x1, y1, x2, y2;
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if (! wxPy4int_seq_helper(coords, &x1, &y1, &x2, &y2)) {
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of (x1,y1, x1,y2) sequences.");
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return FALSE;
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}
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dc.DrawLine(x1,y1, x2,y2);
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return TRUE;
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}
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bool wxPyDrawXXXRectangle(wxDC& dc, PyObject* coords) {
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int x, y, w, h;
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if (! wxPy4int_seq_helper(coords, &x, &y, &w, &h)) {
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of (x,y, w,h) sequences.");
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return FALSE;
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}
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dc.DrawRectangle(x, y, w, h);
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return TRUE;
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}
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bool wxPyDrawXXXEllipse(wxDC& dc, PyObject* coords) {
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int x, y, w, h;
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if (! wxPy4int_seq_helper(coords, &x, &y, &w, &h)) {
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of (x,y, w,h) sequences.");
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return FALSE;
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}
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dc.DrawEllipse(x, y, w, h);
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return TRUE;
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}
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bool wxPyDrawXXXPolygon(wxDC& dc, PyObject* coords) {
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wxPoint* points;
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int numPoints;
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points = wxPoint_LIST_helper(coords, &numPoints);
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if (! points) {
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of sequences of (x,y) sequences.");
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return FALSE;
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}
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dc.DrawPolygon(numPoints, points);
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return TRUE;
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}
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//----------------------------------------------------------------------
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PyObject* wxPyDrawTextList(wxDC& dc, PyObject* textList, PyObject* pyPoints, PyObject* foregroundList, PyObject* backgroundList) {
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wxPyBeginBlockThreads();
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bool isFastSeq = PyList_Check(pyPoints) || PyTuple_Check(pyPoints);
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bool isFastText = PyList_Check(textList) || PyTuple_Check(textList);
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bool isFastForeground = PyList_Check(foregroundList) || PyTuple_Check(foregroundList);
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bool isFastBackground = PyList_Check(backgroundList) || PyTuple_Check(backgroundList);
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int numText = 0;
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int numPoints = 0;
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int numForeground = 0;
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int numBackground = 0;
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PyObject* obj;
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int x1, y1;
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int i = 0;
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wxColor* color;
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PyObject* retval;
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wxString string;
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if (!PySequence_Check(pyPoints)) {
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goto err0;
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}
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if (!PySequence_Check(textList)) {
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goto err1;
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}
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if (!PySequence_Check(foregroundList)) {
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goto err2;
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}
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if (!PySequence_Check(backgroundList)) {
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goto err3;
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}
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numPoints = PySequence_Length(pyPoints);
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numText = PySequence_Length(textList);
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numForeground = PySequence_Length(foregroundList);
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numBackground = PySequence_Length(backgroundList);
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for (i = 0; i < numPoints; i++) {
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// Use a new string ?
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if (i < numText) {
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if ( isFastText ) {
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obj = PySequence_Fast_GET_ITEM(textList, i);
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}
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else {
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obj = PySequence_GetItem(textList, i);
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}
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if (! PyString_Check(obj) ) {
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Py_DECREF(obj);
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goto err1;
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}
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string = Py2wxString(obj);
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if ( !isFastText )
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Py_DECREF(obj);
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}
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if (i < numForeground) {
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// Use a new foreground ?
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if ( isFastForeground ) {
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obj = PySequence_Fast_GET_ITEM(foregroundList, i);
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}
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else {
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obj = PySequence_GetItem(foregroundList, i);
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}
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if (SWIG_GetPtrObj(obj, (void **) &color, "_wxColour_p")) {
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if (!isFastForeground)
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Py_DECREF(obj);
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goto err2;
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}
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dc.SetTextForeground(*color);
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if ( !isFastForeground )
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Py_DECREF(obj);
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}
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if (i < numBackground) {
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// Use a new background ?
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if ( isFastBackground ) {
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obj = PySequence_Fast_GET_ITEM(backgroundList, i);
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}
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else {
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obj = PySequence_GetItem(backgroundList, i);
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}
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if (SWIG_GetPtrObj(obj, (void **) &color, "_wxColour_p")) {
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if (!isFastBackground)
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Py_DECREF(obj);
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goto err3;
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}
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dc.SetTextBackground(*color);
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if ( !isFastBackground )
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Py_DECREF(obj);
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}
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// Get the point coordinates
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if (isFastSeq) {
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obj = PySequence_Fast_GET_ITEM(pyPoints, i);
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}
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else {
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obj = PySequence_GetItem(pyPoints, i);
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}
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if (! wxPy2int_seq_helper(obj, &x1, &y1)) {
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if (! isFastSeq)
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Py_DECREF(obj);
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goto err0;
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}
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if (PyErr_Occurred()) {
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retval = NULL;
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if (!isFastSeq)
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Py_DECREF(obj);
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goto exit;
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}
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// Now draw the text
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dc.DrawText(string, x1, y1);
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if (!isFastText)
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Py_DECREF(obj);
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}
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Py_INCREF(Py_None);
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retval = Py_None;
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goto exit;
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err0:
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of (x,y) sequences.");
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retval = NULL;
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goto exit;
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err1:
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of strings");
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retval = NULL;
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goto exit;
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err2:
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of wxColours for foregrounds");
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retval = NULL;
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goto exit;
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err3:
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PyErr_SetString(PyExc_TypeError, "Expected a sequence of wxColours for backgrounds");
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retval = NULL;
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goto exit;
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exit:
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wxPyEndBlockThreads();
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return retval;
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}
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//----------------------------------------------------------------------
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