anime.c File Reference

#include "shimgvw.h"

Include dependency graph for anime.c:

Go to the source code of this file.

Macros
#define	ANIME_TIMER_ID   9999

Functions
void	Anime_FreeInfo (PANIME pAnime)
void	Anime_SetTimerWnd (PANIME pAnime, HWND hwndTimer)
void	Anime_Pause (PANIME pAnime)
void	Anime_Start (PANIME pAnime, DWORD dwDelay)
DWORD	Anime_GetFrameDelay (PANIME pAnime, UINT nFrameIndex)
BOOL	Anime_Step (PANIME pAnime, DWORD *pdwDelay)
BOOL	Anime_OnTimer (PANIME pAnime, WPARAM wParam)
BOOL	Anime_LoadInfo (PANIME pAnime)
void	Anime_SetFrameIndex (PANIME pAnime, UINT nFrameIndex)

Macro Definition Documentation

ANIME_TIMER_ID

#define ANIME_TIMER_ID   9999

Definition at line 10 of file anime.c.

Function Documentation

Anime_FreeInfo()

void Anime_FreeInfo

(

PANIME

pAnime

)

Definition at line 12 of file anime.c.

{
    if (pAnime->m_pDelayItem)
    {
        QuickFree(pAnime->m_pDelayItem);
        pAnime->m_pDelayItem = NULL;
    }
    pAnime->m_nFrameIndex = 0;
    pAnime->m_nFrameCount = 0;
    pAnime->m_nLoopIndex = 0;
    pAnime->m_nLoopCount = (UINT)-1;
}

Referenced by Anime_LoadInfo(), and Preview_pFreeImage().

Anime_GetFrameDelay()

DWORD Anime_GetFrameDelay	(	PANIME	pAnime,
		UINT	nFrameIndex
	)

Definition at line 41 of file anime.c.

{
    if (nFrameIndex < pAnime->m_nFrameCount && pAnime->m_pDelayItem)
    {
        return ((DWORD *)pAnime->m_pDelayItem->value)[pAnime->m_nFrameIndex] * 10;
    }
    return 0;
}

Referenced by Anime_Step().

Anime_LoadInfo()

BOOL Anime_LoadInfo

(

PANIME

pAnime

)

Definition at line 89 of file anime.c.

{
    UINT nDimCount = 0;
    UINT cbItem;
    UINT result;
 
    Anime_Pause(pAnime);
    Anime_FreeInfo(pAnime);
 
    if (!g_pImage)
        return FALSE;
 
    GdipImageGetFrameDimensionsCount(g_pImage, &nDimCount);
    if (nDimCount)
    {
        GUID *dims = (GUID *)QuickAlloc(nDimCount * sizeof(GUID), TRUE);
        if (dims)
        {
            GdipImageGetFrameDimensionsList(g_pImage, dims, nDimCount);
            GdipImageGetFrameCount(g_pImage, dims, &result);
            pAnime->m_nFrameCount = result;
            QuickFree(dims);
        }
    }
 
    result = 0;
    GdipGetPropertyItemSize(g_pImage, PropertyTagFrameDelay, &result);
    cbItem = result;
    if (cbItem)
    {
        pAnime->m_pDelayItem = (PropertyItem *)QuickAlloc(cbItem, FALSE);
        GdipGetPropertyItem(g_pImage, PropertyTagFrameDelay, cbItem, pAnime->m_pDelayItem);
    }
 
    result = 0;
    GdipGetPropertyItemSize(g_pImage, PropertyTagLoopCount, &result);
    cbItem = result;
    if (cbItem)
    {
        PropertyItem *pItem = (PropertyItem *)QuickAlloc(cbItem, FALSE);
        if (pItem)
        {
            if (GdipGetPropertyItem(g_pImage, PropertyTagLoopCount, cbItem, pItem) == Ok)
            {
                pAnime->m_nLoopCount = *(WORD *)pItem->value;
            }
            QuickFree(pItem);
        }
    }
 
    Anime_Start(pAnime, 0);
 
    return pAnime->m_pDelayItem != NULL;
}

Referenced by Preview_pLoadImage().

Anime_OnTimer()

BOOL Anime_OnTimer	(	PANIME	pAnime,
		WPARAM	wParam
	)

Definition at line 76 of file anime.c.

{
    DWORD dwDelay;
 
    if (wParam != ANIME_TIMER_ID)
        return FALSE;
 
    Anime_Pause(pAnime);
    if (Anime_Step(pAnime, &dwDelay))
        Anime_Start(pAnime, dwDelay);
    return TRUE;
}

Referenced by ZoomWndProc().

Anime_Pause()

void Anime_Pause

(

PANIME

pAnime

)

Definition at line 30 of file anime.c.

{
    KillTimer(pAnime->m_hwndTimer, ANIME_TIMER_ID);
}

Referenced by Anime_LoadInfo(), Anime_OnTimer(), Preview_pSaveImage(), and Preview_pSaveImageAs().

Anime_SetFrameIndex()

void Anime_SetFrameIndex	(	PANIME	pAnime,
		UINT	nFrameIndex
	)

Definition at line 144 of file anime.c.

{
    if (nFrameIndex < pAnime->m_nFrameCount)
    {
        GUID guid = FrameDimensionTime;
        if (Ok != GdipImageSelectActiveFrame(g_pImage, &guid, nFrameIndex))
        {
            guid = FrameDimensionPage;
            GdipImageSelectActiveFrame(g_pImage, &guid, nFrameIndex);
        }
    }
    pAnime->m_nFrameIndex = nFrameIndex;
}

Referenced by Anime_Step().

Anime_SetTimerWnd()

void Anime_SetTimerWnd	(	PANIME	pAnime,
		HWND	hwndTimer
	)

Definition at line 25 of file anime.c.

{
    pAnime->m_hwndTimer = hwndTimer;
}

Referenced by Preview_OnCreate().

Anime_Start()

void Anime_Start	(	PANIME	pAnime,
		DWORD	dwDelay
	)

Definition at line 35 of file anime.c.

{
    if (pAnime->m_pDelayItem)
        SetTimer(pAnime->m_hwndTimer, ANIME_TIMER_ID, dwDelay, NULL);
}

Referenced by Anime_LoadInfo(), Anime_OnTimer(), Preview_pSaveImage(), and Preview_pSaveImageAs().

Anime_Step()

BOOL Anime_Step	(	PANIME	pAnime,
		DWORD *	pdwDelay
	)

Definition at line 50 of file anime.c.

{
    *pdwDelay = INFINITE;
    if (pAnime->m_nLoopCount == (UINT)-1)
        return FALSE;
 
    if (pAnime->m_nFrameIndex + 1 < pAnime->m_nFrameCount)
    {
        *pdwDelay = Anime_GetFrameDelay(pAnime, pAnime->m_nFrameIndex);
        Anime_SetFrameIndex(pAnime, pAnime->m_nFrameIndex);
        ++pAnime->m_nFrameIndex;
        return TRUE;
    }
 
    if (pAnime->m_nLoopCount == 0 || pAnime->m_nLoopIndex < pAnime->m_nLoopCount)
    {
        *pdwDelay = Anime_GetFrameDelay(pAnime, pAnime->m_nFrameIndex);
        Anime_SetFrameIndex(pAnime, pAnime->m_nFrameIndex);
        pAnime->m_nFrameIndex = 0;
        ++pAnime->m_nLoopIndex;
        return TRUE;
    }
 
    return FALSE;
}

Referenced by Anime_OnTimer().