Merge pull request #4 from FOSSEE/develop

merging dev into master

1 files changed, 179 insertions, 0 deletions

diff --git a/common/dialogs/dialog_image_editor.cpp b/common/dialogs/dialog_image_editor.cpp
new file mode 100644
index 0000000..9d0edd2
--- /dev/null
+++ b/common/dialogs/dialog_image_editor.cpp
@@ -0,0 +1,179 @@
+/**
+ * @file dialog_image_editor.cpp
+ */
+
+/*
+ * This program source code file is part of KICAD, a free EDA CAD application.
+ *
+ * Copyright (C) 2011 jean-pierre.charras
+ * Copyright (C) 2011 Kicad Developers, see change_log.txt for contributors.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <fctsys.h>
+#include <gr_basic.h>
+#include <common.h>
+#include <class_bitmap_base.h>
+
+#include <dialog_image_editor.h>
+
+DIALOG_IMAGE_EDITOR::DIALOG_IMAGE_EDITOR( wxWindow* aParent, BITMAP_BASE* aItem )
+    : DIALOG_IMAGE_EDITOR_BASE( aParent )
+{
+    m_workingImage = new BITMAP_BASE( * aItem );
+    m_lastImage = NULL;
+    m_buttonUndoLast->Enable( false );
+    wxString msg;
+    msg.Printf( wxT("%f"), m_workingImage->m_Scale );
+    m_textCtrlScale->SetValue( msg );
+
+    GetSizer()->SetSizeHints( this );
+    Layout();
+    Fit();
+    SetMinSize( GetBestSize() );
+
+    Centre();
+    SetFocus();
+}
+
+void DIALOG_IMAGE_EDITOR::OnUndoLastChange( wxCommandEvent& event )
+{
+    BITMAP_BASE * tmp = m_workingImage;
+    m_workingImage = m_lastImage;
+    delete tmp;
+    m_buttonUndoLast->Enable( false );
+    m_lastImage = NULL;
+    m_panelDraw->Refresh();
+}
+
+void DIALOG_IMAGE_EDITOR::OnMirrorX_click( wxCommandEvent& event )
+{
+    delete m_lastImage;
+    m_lastImage = new BITMAP_BASE( *  m_workingImage );
+    m_buttonUndoLast->Enable( true );
+    m_buttonUndoLast->Enable( true );
+    m_workingImage->Mirror( true );
+    m_panelDraw->Refresh();
+}
+
+void DIALOG_IMAGE_EDITOR::OnMirrorY_click( wxCommandEvent& event )
+{
+    delete m_lastImage;
+    m_lastImage = new BITMAP_BASE( *  m_workingImage );
+    m_buttonUndoLast->Enable( true );
+    m_workingImage->Mirror( false );
+    m_panelDraw->Refresh();
+}
+
+void DIALOG_IMAGE_EDITOR::OnRotateClick( wxCommandEvent& event )
+{
+    delete m_lastImage;
+    m_lastImage = new BITMAP_BASE( *  m_workingImage );
+    m_buttonUndoLast->Enable( true );
+    m_workingImage->Rotate( false );
+    m_panelDraw->Refresh();
+}
+
+void DIALOG_IMAGE_EDITOR::OnGreyScaleConvert( wxCommandEvent& event )
+{
+    delete m_lastImage;
+    m_lastImage = new BITMAP_BASE( *  m_workingImage );
+    m_buttonUndoLast->Enable( true );
+    wxImage& image = *m_workingImage->GetImageData();
+    image = image.ConvertToGreyscale();
+    m_workingImage->RebuildBitmap();
+    m_panelDraw->Refresh();
+}
+
+void DIALOG_IMAGE_EDITOR::OnHalfSize( wxCommandEvent& event )
+{
+    delete m_lastImage;
+    m_lastImage = new BITMAP_BASE( *  m_workingImage );
+    m_buttonUndoLast->Enable( true );
+    wxSize psize = m_workingImage->GetSizePixels();
+    wxImage& image = *m_workingImage->GetImageData();
+
+    image = image.Scale(psize.x/2, psize.y/2, wxIMAGE_QUALITY_HIGH);
+    m_workingImage->RebuildBitmap();
+    m_panelDraw->Refresh();
+}
+
+/* Test params values correctness
+ * Currently scale value must give an actual image
+ * > MIN_SIZE pixels and < MAX_SIZE pixels
+ */
+bool DIALOG_IMAGE_EDITOR::CheckValues()
+{
+    #define MIN_SIZE 16
+    #define MAX_SIZE 6000
+    double tmp;
+    wxString msg = m_textCtrlScale->GetValue();
+    // Test number correctness
+    if( ! msg.ToDouble( &tmp ) )
+    {
+        wxMessageBox( _("Incorrect scale number" ) );
+        return false;
+    }
+
+    // Test value  correctness
+    wxSize psize = m_workingImage->GetSizePixels();
+    if ( (psize.x * tmp) < MIN_SIZE ||  (psize.y * tmp) < MIN_SIZE )
+    {
+        wxMessageBox( _("Scale is too small for this image" ) );
+        return false;
+    }
+    if ( (psize.x * tmp) > MAX_SIZE ||  (psize.y * tmp) > MAX_SIZE )
+    {
+        wxMessageBox( _("Scale is too large for this image" ) );
+        return false;
+    }
+
+    return true;
+}
+
+void DIALOG_IMAGE_EDITOR::OnOK_Button( wxCommandEvent& aEvent )
+{
+    if( CheckValues() )
+        EndModal( wxID_OK );
+    return;
+}
+
+void DIALOG_IMAGE_EDITOR::OnCancel_Button( wxCommandEvent& aEvent )
+{
+    EndModal( wxID_CANCEL );
+}
+
+void DIALOG_IMAGE_EDITOR::OnRedrawPanel( wxPaintEvent& event )
+{
+    wxPaintDC dc( m_panelDraw );
+    wxSize size = m_panelDraw->GetClientSize();
+    dc.SetDeviceOrigin( size.x/2, size.y/2 );
+
+    double scale = 1.0 / m_workingImage->GetScalingFactor();
+    dc.SetUserScale( scale, scale );
+    m_workingImage->DrawBitmap( NULL, &dc, wxPoint(0,0) );
+}
+
+void DIALOG_IMAGE_EDITOR::TransfertToImage(BITMAP_BASE* aItem )
+{
+    wxString msg = m_textCtrlScale->GetValue();
+    msg.ToDouble( &m_workingImage->m_Scale );
+    aItem->ImportData( m_workingImage );
+}
+