107 lines
3.4 KiB
C++
107 lines
3.4 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/common/animatecmn.cpp
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// Purpose: wxAnimation and wxAnimationCtrl
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// Author: Francesco Montorsi
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// Modified By:
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// Created: 24/09/2006
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// Copyright: (c) Francesco Montorsi
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#if wxUSE_ANIMATIONCTRL
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#include "wx/animate.h"
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#include "wx/bitmap.h"
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#include "wx/log.h"
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#include "wx/brush.h"
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#include "wx/image.h"
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#include "wx/dcmemory.h"
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const char wxAnimationCtrlNameStr[] = "animationctrl";
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// global object
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wxAnimation wxNullAnimation;
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IMPLEMENT_ABSTRACT_CLASS(wxAnimationBase, wxObject)
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IMPLEMENT_ABSTRACT_CLASS(wxAnimationCtrlBase, wxControl)
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// ----------------------------------------------------------------------------
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// wxAnimationCtrlBase
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// ----------------------------------------------------------------------------
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void wxAnimationCtrlBase::UpdateStaticImage()
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{
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if (!m_bmpStaticReal.IsOk() || !m_bmpStatic.IsOk())
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return;
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// if given bitmap is not of the right size, recreate m_bmpStaticReal accordingly
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const wxSize &sz = GetClientSize();
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if (sz.GetWidth() != m_bmpStaticReal.GetWidth() ||
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sz.GetHeight() != m_bmpStaticReal.GetHeight())
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{
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if (!m_bmpStaticReal.IsOk() ||
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m_bmpStaticReal.GetWidth() != sz.GetWidth() ||
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m_bmpStaticReal.GetHeight() != sz.GetHeight())
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{
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// need to (re)create m_bmpStaticReal
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if (!m_bmpStaticReal.Create(sz.GetWidth(), sz.GetHeight(),
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m_bmpStatic.GetDepth()))
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{
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wxLogDebug(wxT("Cannot create the static bitmap"));
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m_bmpStatic = wxNullBitmap;
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return;
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}
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}
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if (m_bmpStatic.GetWidth() <= sz.GetWidth() &&
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m_bmpStatic.GetHeight() <= sz.GetHeight())
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{
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// clear the background of m_bmpStaticReal
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wxBrush brush(GetBackgroundColour());
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wxMemoryDC dc;
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dc.SelectObject(m_bmpStaticReal);
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dc.SetBackground(brush);
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dc.Clear();
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// center the user-provided bitmap in m_bmpStaticReal
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dc.DrawBitmap(m_bmpStatic,
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(sz.GetWidth()-m_bmpStatic.GetWidth())/2,
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(sz.GetHeight()-m_bmpStatic.GetHeight())/2,
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true /* use mask */ );
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}
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else
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{
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// the user-provided bitmap is bigger than our control, strech it
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wxImage temp(m_bmpStatic.ConvertToImage());
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temp.Rescale(sz.GetWidth(), sz.GetHeight(), wxIMAGE_QUALITY_HIGH);
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m_bmpStaticReal = wxBitmap(temp);
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}
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}
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}
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void wxAnimationCtrlBase::SetInactiveBitmap(const wxBitmap &bmp)
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{
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m_bmpStatic = bmp;
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m_bmpStaticReal = bmp;
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// if not playing, update the control now
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// NOTE: DisplayStaticImage() will call UpdateStaticImage automatically
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if ( !IsPlaying() )
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DisplayStaticImage();
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}
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#endif // wxUSE_ANIMATIONCTRL
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