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############################################################################# |
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## Name: lib/Wx/DemoModules/wxPrinting.pm |
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## Purpose: Printing demo |
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## Author: Mattia Barbon |
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## Modified by: |
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## Created: 12/09/2001 |
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## RCS-ID: $Id: wxPrinting.pm 3505 2013-07-03 12:17:43Z mdootson $ |
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## Copyright: (c) 2001, 2003, 2005-2006 Mattia Barbon |
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## Licence: This program is free software; you can redistribute it and/or |
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## modify it under the same terms as Perl itself |
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############################################################################# |
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use Wx::Print; |
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package Wx::DemoModules::wxPrinting; |
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use strict; |
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use base qw(Wx::Panel); |
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use Wx qw(:sizer); |
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use Wx::Event qw(EVT_BUTTON); |
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sub new { |
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my $class = shift; |
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my $this = $class->SUPER::new( @_ ); |
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my $top = Wx::BoxSizer->new( wxVERTICAL ); |
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my $canvas = Wx::DemoModules::wxPrinting::Canvas->new( $this, -1 ); |
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my $preview = Wx::Button->new( $this, -1, "Preview" ); |
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my $print = Wx::Button->new( $this, -1, "Print" ); |
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my $buttons = Wx::BoxSizer->new( wxHORIZONTAL ); |
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$buttons->Add( $preview, 0, wxALL, 5 ); |
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$buttons->Add( $print, 0, wxALL, 5 ); |
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$top->Add( $canvas, 1, wxGROW ); |
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$top->Add( $buttons, 0, wxGROW ); |
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$this->SetSizer( $top ); |
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$this->SetAutoLayout( 1 ); |
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$this->{CANVAS} = $canvas; |
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EVT_BUTTON( $this, $preview, \&OnPreview ); |
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EVT_BUTTON( $this, $print, \&OnPrint ); |
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return $this; |
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} |
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sub canvas { $_[0]->{CANVAS} } |
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use Wx qw(wxTheApp); |
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sub OnPreview { |
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my( $this, $event ) = @_; |
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my $prev = Wx::DemoModules::wxPrinting::Printout->new( $this->canvas, "Preview" ); |
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my $print = Wx::DemoModules::wxPrinting::Printout->new( $this->canvas, "Print" ); |
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my $preview = Wx::PrintPreview->new( $prev, $print ); |
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my $frame = Wx::DemoModules::wxPrinting::PreviewFrame->new( $preview, wxTheApp->GetTopWindow, |
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"Printing Demo Preview", [-1, -1], [600, -1] ); |
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$frame->Initialize(); |
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$frame->Show( 1 ); |
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} |
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sub OnPrint { |
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my( $this, $event ) = @_; |
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my $printer = Wx::Printer->new; |
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my $printout = Wx::DemoModules::wxPrinting::Printout->new( $this->canvas, "Print" ); |
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$printer->Print( $this, $printout, 1 ); |
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$printout->Destroy; |
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} |
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sub add_to_tags { qw(misc) } |
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sub title { 'Printing' } |
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package Wx::DemoModules::wxPrinting::PreviewFrame; |
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use strict; |
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use base 'Wx::PlPreviewFrame'; |
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sub Initialize { |
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Wx::LogMessage( 'Wx::DemoModules::wxPrinting::PreviewFrame::Initialize' ); |
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$_[0]->SUPER::Initialize; |
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} |
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sub CreateControlBar { |
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Wx::LogMessage( 'Wx::DemoModules::wxPrinting::PreviewFrame::CreateControlBar' ); |
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$_[0]->SetPreviewControlBar |
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( Wx::DemoModules::wxPrinting::ControlBar->new( $_[0]->GetPrintPreview, $_[0] ) ); |
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$_[0]->GetPreviewControlBar->CreateButtons; |
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} |
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package Wx::DemoModules::wxPrinting::ControlBar; |
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use strict; |
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use base 'Wx::PlPreviewControlBar'; |
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sub new { |
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Wx::LogMessage( 'Wx::DemoModules::wxPrinting::ControlBar::new' ); |
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$_[0]->SUPER::new( $_[1], 0xffffffff, $_[2], [0, 0], [400, 40] ); |
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} |
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sub CreateButtons { |
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Wx::LogMessage( 'Wx::DemoModules::wxPrinting::ControlBar::CreateButtons' ); |
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shift->SUPER::CreateButtons; |
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} |
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package Wx::DemoModules::wxPrinting::Printout; |
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use strict; |
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use base qw(Wx::Printout); |
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sub new { |
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my $class = shift; |
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my $canvas = shift; |
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my $this = $class->SUPER::new( @_ ); |
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$this->{CANVAS} = $canvas; |
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return $this; |
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} |
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sub GetPageInfo { |
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my $this = shift; |
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Wx::LogMessage( "GetPageInfo" ); |
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return ( 1, 2, 1, 2 ); |
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} |
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sub HasPage { |
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my $this = shift; |
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Wx::LogMessage( "HasPage: %d", $_[0] ); |
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return $_[0] == 1 || $_[0] == 2; |
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} |
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sub OnBeginDocument { |
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my $this = shift; |
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Wx::LogMessage( "OnBeginDocument: %d, %d", @_ ); |
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return $this->SUPER::OnBeginDocument( @_ ); |
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} |
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sub OnEndDocument { |
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my $this = shift; |
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Wx::LogMessage( "OnEndDocument" ); |
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return $this->SUPER::OnEndDocument(); |
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} |
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sub OnBeginPrinting { |
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my $this = shift; |
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Wx::LogMessage( "OnBeginPrinting" ); |
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return $this->SUPER::OnBeginPrinting(); |
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} |
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sub OnEndPrinting { |
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my $this = shift; |
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Wx::LogMessage( "OnEndPrinting" ); |
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return $this->SUPER::OnEndPrinting(); |
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} |
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sub OnPrintPage { |
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my( $this, $page ) = @_; |
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my $dc = $this->GetDC(); |
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# we need to set the appropriate scale |
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my( $x_size, $y_size ) = ( $Wx::DemoModules::wxPrinting::Canvas::x_size, |
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$Wx::DemoModules::wxPrinting::Canvas::y_size ); |
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my( $xmargin, $ymargin ) = ( 50, 50 ); |
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# total size ( borders on top/bottom, left/right ) |
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my( $xsize, $ysize ) = ( $x_size + 2 * $xmargin, $y_size + 2 * $ymargin ); |
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# dc size |
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my( $xdc, $ydc ) = $dc->GetSizeWH(); |
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# calculate the scale |
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my( $xscale, $yscale ) = ( $xdc / $xsize, $ydc / $ysize ); |
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my $scale = ( $xscale < $yscale ) ? $xscale : $yscale; |
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# center the image |
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my( $xoff, $yoff ) = ( ( $xdc - ( $scale * $x_size ) ) / 2.0, |
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( $ydc - ( $scale * $y_size ) ) / 2.0 ); |
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# set the DC origin / scale |
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$dc->SetUserScale( $scale, $scale ); |
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$dc->SetDeviceOrigin( $xoff, $yoff ); |
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if( $page == 1 ) { $this->{CANVAS}->OnDraw( $dc ); } |
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if( $page == 2 ) { } # empty page |
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return $page == 1 || $page == 2; |
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} |
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package Wx::DemoModules::wxPrinting::Canvas; |
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214
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use strict; |
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use base qw(Wx::ScrolledWindow); |
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217
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use Wx qw(wxCURSOR_PENCIL wxWHITE); |
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use Wx::Event qw(EVT_MOTION EVT_LEFT_DOWN EVT_LEFT_UP); |
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220
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use vars qw($x_size $y_size); |
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222
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( $x_size, $y_size ) = ( 800, 800 ); |
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224
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sub new { |
225
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my $class = shift; |
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my $this = $class->SUPER::new( @_ ); |
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$this->SetScrollbars( 1, 1, $x_size, $y_size ); |
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$this->SetBackgroundColour( wxWHITE ); |
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$this->SetCursor( Wx::Cursor->new( wxCURSOR_PENCIL ) ); |
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EVT_MOTION( $this, \&OnMouseMove ); |
233
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EVT_LEFT_DOWN( $this, \&OnButton ); |
234
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EVT_LEFT_UP( $this, \&OnButton ); |
235
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236
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return $this; |
237
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} |
238
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239
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use Wx qw(:font); |
240
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use Wx qw(:colour :pen); |
241
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242
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sub OnDraw { |
243
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my $this = shift; |
244
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my $dc = shift; |
245
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# my $font = Wx::Font->new( 20, wxSCRIPT, wxSLANT, wxBOLD ); |
246
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247
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# $dc->SetFont( $font ); |
248
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$dc->DrawRotatedText( "Draw Here", 200, 200, 35 ); |
249
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250
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$dc->DrawEllipse( 20, 20, 50, 50 ); |
251
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$dc->DrawEllipse( 20, $y_size - 50 - 20, 50, 50 ); |
252
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$dc->DrawEllipse( $x_size - 50 - 20, 20, 50, 50 ); |
253
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$dc->DrawEllipse( $x_size - 50 - 20, $y_size - 50 - 20, 50, 50 ); |
254
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255
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$dc->SetPen( Wx::Pen->new( wxRED, 5, wxSOLID ) ); |
256
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# wxGTK does not like DrawLines in this context |
257
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foreach my $i ( @{$this->{LINES}} ) { |
258
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my $prev; |
259
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260
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foreach my $j ( @$i ) { |
261
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if( $j != ${$i}[0] ) { |
262
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$dc->DrawLine( @$prev, @$j ); |
263
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# $dc->DrawLines( $i ); |
264
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} |
265
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$prev = $j; |
266
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} |
267
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} |
268
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} |
269
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270
|
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sub OnMouseMove { |
271
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my( $this, $event ) = @_; |
272
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273
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return unless $event->Dragging; |
274
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275
|
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my $dc = Wx::ClientDC->new( $this ); |
276
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|
$this->PrepareDC( $dc ); |
277
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|
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|
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|
my $pos = $event->GetLogicalPosition( $dc ); |
278
|
|
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|
my( $x, $y ) = ( $pos->x, $pos->y ); |
279
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280
|
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|
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|
push @{$this->{CURRENT_LINE}}, [ $x, $y ]; |
281
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|
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|
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|
my $elems = @{$this->{CURRENT_LINE}}; |
282
|
|
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|
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283
|
|
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|
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|
|
$dc->SetPen( Wx::Pen->new( wxRED, 5, wxSOLID ) ); |
284
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|
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|
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|
|
$dc->DrawLine( @{$this->{CURRENT_LINE}[$elems-2]}, |
285
|
|
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|
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|
|
@{$this->{CURRENT_LINE}[$elems-1]} ); |
286
|
|
|
|
|
|
|
|
287
|
|
|
|
|
|
|
} |
288
|
|
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|
|
|
|
|
289
|
|
|
|
|
|
|
sub OnButton { |
290
|
|
|
|
|
|
|
my( $this, $event ) = @_; |
291
|
|
|
|
|
|
|
|
292
|
|
|
|
|
|
|
my $dc = Wx::ClientDC->new( $this ); |
293
|
|
|
|
|
|
|
$this->PrepareDC( $dc ); |
294
|
|
|
|
|
|
|
my $pos = $event->GetLogicalPosition( $dc ); |
295
|
|
|
|
|
|
|
my( $x, $y ) = ( $pos->x, $pos->y ); |
296
|
|
|
|
|
|
|
|
297
|
|
|
|
|
|
|
if( $event->LeftUp ) { |
298
|
|
|
|
|
|
|
push @{$this->{CURRENT_LINE}}, [ $x, $y ]; |
299
|
|
|
|
|
|
|
push @{$this->{LINES}}, $this->{CURRENT_LINE}; |
300
|
|
|
|
|
|
|
$this->ReleaseMouse(); |
301
|
|
|
|
|
|
|
} else { |
302
|
|
|
|
|
|
|
$this->{CURRENT_LINE} = [ [ $x, $y ] ]; |
303
|
|
|
|
|
|
|
$this->CaptureMouse(); |
304
|
|
|
|
|
|
|
} |
305
|
|
|
|
|
|
|
|
306
|
|
|
|
|
|
|
$dc->SetPen( Wx::Pen->new( wxRED, 5, wxSOLID ) ); |
307
|
|
|
|
|
|
|
$dc->DrawLine( $x, $y, $x, $y ); |
308
|
|
|
|
|
|
|
} |
309
|
|
|
|
|
|
|
|
310
|
|
|
|
|
|
|
1; |