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120 lines
4.7 KiB
C++
120 lines
4.7 KiB
C++
/* ResidualVM - A 3D game interpreter
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*
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* ResidualVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the AUTHORS
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* file distributed with this source distribution.
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*
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* Additional copyright for this file:
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* Copyright (C) 1999-2000 Revolution Software Ltd.
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* This code is based on source code created by Revolution Software,
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* used with permission.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef ICB_REMORA_SPRITE_H_INCLUDED
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#define ICB_REMORA_SPRITE_H_INCLUDED
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#include "engines/icb/p4.h"
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#include "engines/icb/debug.h"
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#include "engines/icb/string_vest.h"
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#include "engines/icb/common/px_clu_api.h"
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#include "engines/icb/common/px_string.h"
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#include "engines/icb/common/px_common.h"
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#include "engines/icb/common/px_bitmap.h"
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namespace ICB {
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// Use this structure to pass extra information into the Remora sprite drawing functions.
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struct _rs_params {
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uint32 nW, nH; // PSX only. Width to draw (use values in sprite if nW==0 and nH==0.
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bool8 bAllFrames; // PSX only. Used for decompression.
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uint8 r, g, b; // PSX only. RGB scaling values.
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bool8 bCentre; // PC & PSX. If true, sprite is centred on coordinate.
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uint8 nOpacity; // PC only (I think). If not 255, sprite is blended into surface.
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bool8 bUpdate; // PC & PSX. If true, frame count is automatically updated.
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uint8 nPad1;
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// Initialisation.
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_rs_params() {
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nW = 0; // Defaults to zero, so value is read from the sprite.
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nH = 0; // Ditto.
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bAllFrames = FALSE8; // Whatever it is, it's off.
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r = 128; // I'll have to check these. I think 128 means 'no colour scale'.
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g = 128; // Ditto.
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b = 128; // Ditto.
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bCentre = TRUE8; // Centre the sprite by default.
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nOpacity = 255; // Draw it with no transparency.
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bUpdate = TRUE8; // Update the frame counter, so it animates.
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}
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};
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class _remora_sprite {
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public:
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// Constructor and destructor.
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_remora_sprite();
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~_remora_sprite() { ; }
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// Copy constructor and assignment.
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_remora_sprite(const _remora_sprite &oX);
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const _remora_sprite &operator=(const _remora_sprite &oOpB);
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// This sets up the object for a particular animating bitmap.
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void InitialiseFromBitmapName(const char *pcBitmapName, const char *pcClusterName, uint32 nClusterash);
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// These return the size of a loaded sprite.
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uint32 GetHeight();
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uint32 GetWidth();
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// These draw sprites on the Remora's screen.
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inline void DrawSprite(const _rs_params *pParams = NULL);
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inline void DrawXYSprite(int32 nX, int32 nY, const _rs_params *pParams = NULL);
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inline bool8 FitsOnScreen(int32 nX, int32 nZ, int32 nScreenWidth, int32 nScreenHeight) const;
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private:
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char m_pcName[MAXLEN_URL]; // The full path and name of the sprite.
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uint32 m_nNameHash; // The hash version of the name of the sprite.
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char m_pcClusterName[MAXLEN_CLUSTER_URL]; // Name of the cluster the sprite is coming from.
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uint32 m_nClusterHash; // Hash of the cluster the sprite is coming from.
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uint32 m_nFramePC; // Frame counter for running animations.
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uint32 m_nNumFrames; // Number of frames in the animation.
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int32 m_nHalfSpriteWidth; // These two store half the sprite's width and height
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int32 m_nHalfSpriteHeight; // so we can work out an area that they can legally be plotted.
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// Private functions used only in this class.
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void GenericSpriteDraw(int32 nX, int32 nY, bool8 bPosition, const _rs_params *pParams);
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};
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inline void _remora_sprite::DrawSprite(const _rs_params *pParams) { GenericSpriteDraw(0, 0, FALSE8, pParams); }
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inline void _remora_sprite::DrawXYSprite(int32 nX, int32 nY, const _rs_params *pParams) { GenericSpriteDraw(nX, nY, TRUE8, pParams); }
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inline bool8 _remora_sprite::FitsOnScreen(int32 nX, int32 nZ, int32 nScreenWidth, int32 nScreenHeight) const {
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if ((nX > m_nHalfSpriteWidth) && (nX < (nScreenWidth - m_nHalfSpriteWidth)) && (nZ > m_nHalfSpriteHeight) && (nZ < (nScreenHeight - m_nHalfSpriteHeight)))
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return (TRUE8);
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else
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return (FALSE8);
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}
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} // End of namespace ICB
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#endif // #if !defined( REMORA_SPRITE_H_INCLUDED )
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