Added Aleksandras' framelayout code, with more or less working Linux Makefiles
General makefiles to be added later. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1876 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Harco de Hilster
406
utils/framelayout/src/hintanimpl.cpp
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406
utils/framelayout/src/hintanimpl.cpp
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/////////////////////////////////////////////////////////////////////////////
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// Name: No names yet.
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// Purpose: Contrib. demo
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// Author: Aleksandras Gluchovas
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// Modified by:
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// Created: 9/11/98
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// RCS-ID: $Id$
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// Copyright: (c) Aleksandras Gluchovas
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation "bardragpl.h"
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// #pragma interface
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#endif
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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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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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#include "hintanimpl.h"
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#define POS_UNDEFINED -32768
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/***** Implementation for class cbHintAnimationPlugin *****/
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// FIXME:: some of the below code should be eliminated by
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// reusing parts of cbBarDragPlugin's implementation
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IMPLEMENT_DYNAMIC_CLASS( cbHintAnimationPlugin, cbPluginBase )
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BEGIN_EVENT_TABLE( cbHintAnimationPlugin, cbPluginBase )
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EVT_PL_DRAW_HINT_RECT( cbHintAnimationPlugin::OnDrawHintRect )
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END_EVENT_TABLE()
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cbHintAnimationPlugin::cbHintAnimationPlugin(void)
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: mpScrDc( NULL ),
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mInClientHintBorder( 4 ),
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mAnimStarted( FALSE ),
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mpAnimTimer( 0 ),
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mMorphDelay ( 5 ),
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mMaxFrames ( 20 ),
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mAccelerationOn( TRUE )
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{}
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cbHintAnimationPlugin::cbHintAnimationPlugin( wxFrameLayout* pPanel, int paneMask )
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: cbPluginBase( pPanel, paneMask ),
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mpScrDc( NULL ),
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mInClientHintBorder( 4 ),
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mAnimStarted( FALSE ),
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mpAnimTimer( 0 ),
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mMorphDelay ( 5 ),
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mMaxFrames ( 20 ),
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mAccelerationOn( TRUE )
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{}
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cbHintAnimationPlugin::~cbHintAnimationPlugin()
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{
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if ( mpScrDc ) delete mpScrDc;
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}
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/*** rect-tracking related methods ***/
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void cbHintAnimationPlugin::OnDrawHintRect( cbDrawHintRectEvent& event )
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{
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if ( !mAnimStarted && !mpScrDc )
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{
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StartTracking();
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mPrevInClient = event.mIsInClient;
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mPrevRect = event.mRect;
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mStopPending = FALSE;
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}
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if ( !event.mEraseRect )
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{
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// pass on current hint-rect info to the animation "thread", in
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// order to make adjustments to the morph-target on-the-fly
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mCurRect.x = event.mRect.x;
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mCurRect.y = event.mRect.y;
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mCurRect.width = event.mRect.width;
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mCurRect.height = event.mRect.height;
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}
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// check the amount of change in the shape of hint,
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// and start morph-effect if change is "sufficient"
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int change = abs( mCurRect.width - mPrevRect.width ) +
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abs( mCurRect.height - mPrevRect.height );
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if ( change > 10 && !event.mLastTime && !event.mEraseRect )
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{
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if ( !mpAnimTimer )
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mpAnimTimer = new cbHintAnimTimer();
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// init the animation "thread", or reinit if already started
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if ( mAnimStarted )
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{
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int o;
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++o;
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}
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mpAnimTimer->Init( this, mAnimStarted );
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mAnimStarted = TRUE;
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}
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else
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if ( !mAnimStarted )
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{
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DoDrawHintRect( event.mRect, event.mIsInClient );
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if ( event.mLastTime )
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FinishTracking();
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mPrevInClient = event.mIsInClient;
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}
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else
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{
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mCurInClient = event.mIsInClient;
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if ( event.mLastTime && mpAnimTimer )
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{
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mStopPending = TRUE;
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if ( mpAnimTimer->mPrevMorphed.x != POS_UNDEFINED )
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// erase previouse rect
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DoDrawHintRect( mpAnimTimer->mPrevMorphed, mPrevInClient );
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}
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}
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mPrevRect = event.mRect;
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}
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#define _A 0xAA
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#define _B 0x00
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#define _C 0x55
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#define _D 0x00
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static const unsigned char _gCheckerImg[] = { _A,_B,_C,_D,
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_A,_B,_C,_D,
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_A,_B,_C,_D,
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_A,_B,_C,_D
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};
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void cbHintAnimationPlugin::StartTracking()
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{
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mpScrDc = new wxScreenDC;
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wxScreenDC::StartDrawingOnTop(&mpLayout->GetParentFrame());
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}
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void cbHintAnimationPlugin::DoDrawHintRect( wxRect& rect, bool isInClientRect)
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{
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wxRect scrRect;
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RectToScr( rect, scrRect );
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int prevLF = mpScrDc->GetLogicalFunction();
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mpScrDc->SetLogicalFunction( wxXOR );
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if ( isInClientRect )
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{
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// BUG BUG BUG (wx):: somehow stippled brush works only
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// when the bitmap created on stack, not
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// as a member of the class
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wxBitmap checker( (const char*)_gCheckerImg, 8,8 );
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wxBrush checkerBrush( checker );
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mpScrDc->SetPen( mpLayout->mNullPen );
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mpScrDc->SetBrush( checkerBrush );
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int half = mInClientHintBorder / 2;
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mpScrDc->DrawRectangle( scrRect.x - half, scrRect.y - half,
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scrRect.width + 2*half, mInClientHintBorder );
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mpScrDc->DrawRectangle( scrRect.x - half, scrRect.y + scrRect.height - half,
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scrRect.width + 2*half, mInClientHintBorder );
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mpScrDc->DrawRectangle( scrRect.x - half, scrRect.y + half - 1,
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mInClientHintBorder, scrRect.height - 2*half + 2);
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mpScrDc->DrawRectangle( scrRect.x + scrRect.width - half,
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scrRect.y + half - 1,
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mInClientHintBorder, scrRect.height - 2*half + 2);
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mpScrDc->SetBrush( wxNullBrush );
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}
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else
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{
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// otherwise draw 1-pixel thin borders
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mpScrDc->SetPen( mpLayout->mBlackPen );
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mpScrDc->DrawLine( scrRect.x, scrRect.y,
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scrRect.x + scrRect.width, scrRect.y );
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mpScrDc->DrawLine( scrRect.x, scrRect.y + 1,
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scrRect.x, scrRect.y + scrRect.height );
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mpScrDc->DrawLine( scrRect.x+1, scrRect.y + scrRect.height,
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scrRect.x + scrRect.width, scrRect.y + scrRect.height );
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mpScrDc->DrawLine( scrRect.x + scrRect.width , scrRect.y,
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scrRect.x + scrRect.width, scrRect.y + scrRect.height + 1);
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}
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mpScrDc->SetLogicalFunction( prevLF );
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}
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void cbHintAnimationPlugin::DrawHintRect ( wxRect& rect, bool isInClientRect)
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{
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DoDrawHintRect( rect, isInClientRect );
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}
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void cbHintAnimationPlugin::EraseHintRect( wxRect& rect, bool isInClientRect)
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{
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DoDrawHintRect( rect, isInClientRect );
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}
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void cbHintAnimationPlugin::FinishTracking()
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{
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wxScreenDC::EndDrawingOnTop();
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delete mpScrDc;
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mpScrDc = NULL;
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}
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void cbHintAnimationPlugin::RectToScr( wxRect& frameRect, wxRect& scrRect )
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{
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scrRect = frameRect;
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int x = frameRect.x, y = frameRect.y;
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mpLayout->GetParentFrame().ClientToScreen( &x, &y );
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scrRect.x = x;
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scrRect.y = y;
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}
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/***** Implementation for class cbHintAnimTimer *****/
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cbHintAnimTimer::cbHintAnimTimer(void)
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{
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#ifdef __WINDOWS__
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mLock = NULL;
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#endif
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mPrevMorphed.x = POS_UNDEFINED;
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}
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void cbHintAnimTimer::MorphPoint( wxPoint& origin, MorphInfoT& info, wxPoint& point )
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{
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// simulate lienar movement (FOR NOW:: without acceleration)
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double k;
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if ( mpPl->mAccelerationOn )
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k = double( mCurIter*mCurIter ) /
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double( (mpPl->mMaxFrames - 1)*(mpPl->mMaxFrames - 1) );
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else
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k = double( mCurIter ) / double( mpPl->mMaxFrames - 1 );
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point.x = int ( double ( info.mFrom.x + double (info.mTill.x - info.mFrom.x) * k ) );
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point.y = int ( double ( info.mFrom.y + double (info.mTill.y - info.mFrom.y) * k ) );
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point.x += origin.x;
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point.y += origin.y;
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}
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void cbHintAnimTimer::Notify(void)
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{
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// FIXME:: "clean" implementation should use mutex to sync
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// between GUI and animation threads
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if ( mpPl->mStopPending )
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{
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Stop(); // top timer
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mpPl->FinishTracking();
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mpPl->mStopPending = FALSE;
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mpPl->mpAnimTimer = NULL;
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mpPl->mAnimStarted = FALSE;
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mPrevMorphed.x = POS_UNDEFINED;
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delete this;
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return;
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}
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wxPoint origin( mpPl->mCurRect.x, mpPl->mCurRect.y );
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wxPoint curUpper, curLower;
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MorphPoint( origin, mUpperLeft, curUpper );
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MorphPoint( origin, mLowerRight, curLower );
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if ( mPrevMorphed.x != POS_UNDEFINED )
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// erase previouse rect
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mpPl->DoDrawHintRect( mPrevMorphed, mpPl->mPrevInClient );
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wxRect morphed( curUpper.x, curUpper.y,
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curLower.x - curUpper.x,
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curLower.y - curUpper.y );
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// draw rect of current iteration
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mpPl->DoDrawHintRect( morphed,
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( mCurIter != mpPl->mMaxFrames - 1 )
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? mpPl->mPrevInClient : mpPl->mCurInClient );
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mPrevMorphed = morphed;
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if ( mCurIter == mpPl->mMaxFrames - 1 )
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{
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Stop(); // top timer
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mpPl->FinishTracking();
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mpPl->mpAnimTimer = NULL;
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mpPl->mAnimStarted = FALSE;
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mPrevMorphed.x = POS_UNDEFINED;
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delete this;
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}
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else
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++mCurIter;
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}
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bool cbHintAnimTimer::Init( cbHintAnimationPlugin* pAnimPl, bool reinit )
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{
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mpPl = pAnimPl;
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int o;
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++o;
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++o;
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// morph-points are set up relatively to the upper-left corner
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// of the current hint-rectangle
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if ( !reinit )
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{
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mUpperLeft.mFrom.x = mpPl->mPrevRect.x - mpPl->mCurRect.x;
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mUpperLeft.mFrom.y = mpPl->mPrevRect.y - mpPl->mCurRect.y;
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mLowerRight.mFrom.x = ( mUpperLeft.mFrom.x + mpPl->mPrevRect.width );
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mLowerRight.mFrom.y = ( mUpperLeft.mFrom.y + mpPl->mPrevRect.height );
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}
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else
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{
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wxPoint origin( mpPl->mPrevRect.x, mpPl->mPrevRect.y );
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wxPoint curUpper, curLower;
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MorphPoint( origin, mUpperLeft, curUpper );
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MorphPoint( origin, mLowerRight, curLower );
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mUpperLeft.mFrom.x = curUpper.x - mpPl->mCurRect.x;
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mUpperLeft.mFrom.y = curUpper.y - mpPl->mCurRect.y;
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mLowerRight.mFrom.x = ( mUpperLeft.mFrom.x + curLower.x - curUpper.x );
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mLowerRight.mFrom.y = ( mUpperLeft.mFrom.y + curLower.y - curUpper.y );
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}
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mUpperLeft.mTill.x = 0;
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mUpperLeft.mTill.y = 0;
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mLowerRight.mTill.x = mpPl->mCurRect.width;
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mLowerRight.mTill.y = mpPl->mCurRect.height;
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mCurIter = 1;
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if ( !reinit )
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Start( mpPl->mMorphDelay );
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return TRUE;
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}
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