+++ /dev/null
-/////////////////////////////////////////////////////////////////////////////
-// Name: csprint.cpp
-// Purpose: Printing and clipboard functionality
-// Author: Julian Smart
-// Modified by:
-// Created: 12/07/98
-// RCS-ID: $Id$
-// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
-/////////////////////////////////////////////////////////////////////////////
-
-#ifdef __GNUG__
-// #pragma implementation
-#endif
-
-// For compilers that support precompilation, includes "wx.h".
-#include <wx/wxprec.h>
-
-#ifdef __BORLANDC__
-#pragma hdrstop
-#endif
-
-#ifndef WX_PRECOMP
-#include <wx/wx.h>
-#endif
-
-#include <wx/wxexpr.h>
-#include <wx/clipbrd.h>
-
-#ifdef __WXMSW__
-#include <wx/metafile.h>
-#endif
-
-#include "studio.h"
-#include "doc.h"
-#include "shapes.h"
-#include "view.h"
-
-IMPLEMENT_DYNAMIC_CLASS(wxDiagramClipboard, wxDiagram)
-
-// Copy selection
-bool wxDiagramClipboard::Copy(wxDiagram* diagram)
-{
- DeleteAllShapes();
-
- return DoCopy(diagram, this, FALSE, NULL);
-}
-
-// Copy contents to the diagram, with new ids.
-
-bool wxDiagramClipboard::Paste(wxDiagram* diagram, wxDC* dc, int offsetX, int offsetY)
-{
- return DoCopy(this, diagram, TRUE, dc, offsetX, offsetY);
-}
-
-// Universal copy function (to or from clipboard).
-// TODO:
-// Note that this only works for non-composites so far (nested shapes
-// don't have their old-to-new object mappings stored).
-// Also, lines don't yet get their attachment points moved to the new offset position
-// if they have more than 2 points.
-bool wxDiagramClipboard::DoCopy(wxDiagram* diagramFrom, wxDiagram* diagramTo, bool newIds,
- wxDC* dc, int offsetX, int offsetY)
-{
- OnStartCopy(diagramTo);
-
- wxHashTable mapping(wxKEY_INTEGER);
-
- // First copy all node shapes.
- wxList* shapeList = diagramFrom->GetShapeList();
- wxNode* node = shapeList->First();
- while (node)
- {
- wxShape* shape = (wxShape*) node->Data();
- if (((diagramFrom == this) || shape->Selected()) && !shape->IsKindOf(CLASSINFO(wxLineShape)))
- {
- wxShape* newShape = shape->CreateNewCopy();
- newShape->GetLines().Clear();
- if (newIds)
- {
- newShape->AssignNewIds();
- }
- mapping.Put((long) shape, (wxObject*) newShape);
-
- newShape->SetX(newShape->GetX() + offsetX);
- newShape->SetY(newShape->GetY() + offsetY);
-
- OnAddShape(diagramTo, newShape, dc);
-
- }
- node = node->Next();
- }
-
- node = shapeList->First();
- while (node)
- {
- wxShape* shape = (wxShape*) node->Data();
- if (((diagramFrom == this) || shape->Selected()) && shape->IsKindOf(CLASSINFO(wxLineShape)))
- {
- wxLineShape* lineShape = (wxLineShape*) shape;
- // Only copy a line if its ends are selected too.
- if ((diagramFrom == this) || (lineShape->GetTo()->Selected() && lineShape->GetFrom()->Selected()))
- {
- wxLineShape* newShape = (wxLineShape*) shape->CreateNewCopy();
- mapping.Put((long) shape, (wxObject*) newShape);
-
- if (newIds)
- newShape->AssignNewIds();
-
- wxShape* fromShape = (wxShape*) mapping.Get((long) lineShape->GetFrom());
- wxShape* toShape = (wxShape*) mapping.Get((long) lineShape->GetTo());
-
- wxASSERT_MSG( (fromShape != NULL), "Could not find 'from' shape");
- wxASSERT_MSG( (toShape != NULL), "Could not find 'to' shape");
-
- fromShape->AddLine(newShape, toShape, newShape->GetAttachmentFrom(),
- newShape->GetAttachmentTo());
-
- OnAddShape(diagramTo, newShape, dc);
-
- }
- }
- node = node->Next();
- }
-
- // Now make sure line ordering is correct
- node = shapeList->First();
- while (node)
- {
- wxShape* shape = (wxShape*) node->Data();
- if (((diagramFrom == this) || shape->Selected()) && !shape->IsKindOf(CLASSINFO(wxLineShape)))
- {
- wxShape* newShape = (wxShape*) mapping.Get((long) shape);
-
- // Make a list of all the new lines, in the same order as the old lines.
- // Then apply the list of new lines to the shape.
- wxList newLines;
- wxNode* lineNode = shape->GetLines().First();
- while (lineNode)
- {
- wxLineShape* lineShape = (wxLineShape*) lineNode->Data();
- if ((diagramFrom == this) || (lineShape->GetTo()->Selected() && lineShape->GetFrom()->Selected()))
- {
- wxLineShape* newLineShape = (wxLineShape*) mapping.Get((long) lineShape);
-
- wxASSERT_MSG( (newLineShape != NULL), "Could not find new line shape");
-
- newLines.Append(newLineShape);
- }
-
- lineNode = lineNode->Next();
- }
-
- if (newLines.Number() > 0)
- newShape->ApplyAttachmentOrdering(newLines);
- }
- node = node->Next();
- }
-
- OnEndCopy(diagramTo);
-
- return TRUE;
-}
-
-#ifdef __WXMSW__
-// Draw contents to a Windows metafile device context and a bitmap, and copy
-// these to the Windows clipboard
-bool wxDiagramClipboard::CopyToClipboard(double scale)
-{
- // Make a metafile DC
- wxMetaFileDC mfDC;
- if (mfDC.Ok())
- {
- mfDC.SetUserScale(scale, scale);
-
- // Draw on metafile DC
- Redraw(mfDC);
-
- int printWidth = mfDC.MaxX() - mfDC.MinX();
- int printHeight = mfDC.MaxY() - mfDC.MinY();
- int maxX = (int)mfDC.MaxX();
- int maxY = (int)mfDC.MaxY();
- wxMetaFile *mf = mfDC.Close();
-
- // Set to a bitmap memory DC
- wxBitmap *newBitmap = new wxBitmap((int)(maxX + 10), (int)(maxY + 10));
- if (!newBitmap->Ok())
- {
- delete newBitmap;
-
- char buf[200];
- sprintf(buf, "Sorry, could not allocate clipboard bitmap (%dx%d)", (maxX+10), (maxY+10));
- wxMessageBox(buf, "Clipboard copy problem");
- return FALSE;
- }
-
- wxMemoryDC memDC;
- memDC.SelectObject(*newBitmap);
- memDC.Clear();
-
- // Now draw on memory bitmap DC
- Redraw(memDC);
-
- memDC.SelectObject(wxNullBitmap);
-
- // Open clipboard and set the data
- if (wxOpenClipboard())
- {
- wxEmptyClipboard();
-
- // Copy the bitmap to the clipboard
- wxSetClipboardData(wxDF_BITMAP, newBitmap, 0, 0);
-
-#if 0 // TODO: replace this code (wxEnhMetaFile doesn't have SetClipboard)
- if (mf)
- {
- // Copy the metafile to the clipboard
- // Allow a small margin
- bool success = mf->SetClipboard((int)(mfDC.MaxX() + 15), (int)(mfDC.MaxY() + 15));
- }
-#endif
-
- // Close clipboard
- wxCloseClipboard();
- }
-
- delete newBitmap;
- delete mf;
-
- }
- return TRUE;
-}
-#endif
- // __WXMSW__
-
-// Override this to e.g. have the shape added through a Do/Undo command system.
-// By default, we'll just add it directly to the destination diagram.
-bool wxDiagramClipboard::OnAddShape(wxDiagram* diagramTo, wxShape* newShape, wxDC* dc)
-{
- diagramTo->AddShape(newShape);
-
- if (dc && (diagramTo != this))
- {
- newShape->Select(TRUE, dc);
- }
-
- return TRUE;
-}
-
-/*
- * csDiagramClipboard
- */
-
-IMPLEMENT_DYNAMIC_CLASS(csDiagramClipboard, wxDiagramClipboard)
-
-// Start/end copying
-bool csDiagramClipboard::OnStartCopy(wxDiagram* diagramTo)
-{
- // Do nothing if copying to the clipboard
- if (diagramTo == this)
- return TRUE;
-
- // Deselect all objects initially.
-
- csDiagram* diagram = (csDiagram*) diagramTo;
- csDiagramDocument* doc = diagram->GetDocument();
- ((csDiagramView*)doc->GetFirstView())->SelectAll(FALSE);
-
- m_currentCmd = new csDiagramCommand("Paste", doc);
-
- return TRUE;
-}
-
-bool csDiagramClipboard::OnEndCopy(wxDiagram* diagramTo)
-{
- // Do nothing if copying to the clipboard
- if (diagramTo == this)
- return TRUE;
-
- csDiagram* diagram = (csDiagram*) diagramTo;
- csDiagramDocument* doc = diagram->GetDocument();
-
- if (m_currentCmd)
- {
- if (m_currentCmd->GetStates().Number() == 0)
- {
- delete m_currentCmd;
- }
- else
- {
- doc->GetCommandProcessor()->Submit(m_currentCmd);
- m_currentCmd = NULL;
- }
- }
- return TRUE;
-}
-
-// Use the command framework to add the shapes, if we're copying to a diagram and
-// not the clipboard.
-bool csDiagramClipboard::OnAddShape(wxDiagram* diagramTo, wxShape* newShape, wxDC* dc)
-{
- if (diagramTo == this)
- {
- diagramTo->AddShape(newShape);
- }
- else
- {
- csDiagram* diagram = (csDiagram*) diagramTo;
- csDiagramDocument* doc = diagram->GetDocument();
-
- if (newShape->IsKindOf(CLASSINFO(wxLineShape)))
- m_currentCmd->AddState(new csCommandState(ID_CS_ADD_LINE_SELECT, newShape, NULL));
- else
- m_currentCmd->AddState(new csCommandState(ID_CS_ADD_SHAPE_SELECT, newShape, NULL));
- }
-
- return TRUE;
-}
-
-
projects / wxWidgets.git / blobdiff