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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "common/util.h"
#include "common/stack.h"
#include "graphics/primitives.h"
#include "sci/sci.h"
#include "sci/engine/state.h"
#include "sci/engine/selector.h"
#include "sci/graphics/cache.h"
#include "sci/graphics/ports.h"
#include "sci/graphics/paint16.h"
#include "sci/graphics/animate.h"
#include "sci/graphics/font.h"
#include "sci/graphics/picture.h"
#include "sci/graphics/view.h"
#include "sci/graphics/screen.h"
#include "sci/graphics/palette.h"
#include "sci/graphics/text16.h"
namespace Sci {
GfxPaint16::GfxPaint16(ResourceManager *resMan, SegManager *segMan, Kernel *kernel, GfxCache *cache, GfxPorts *ports, GfxScreen *screen, GfxPalette *palette)
: _resMan(resMan), _segMan(segMan), _kernel(kernel), _cache(cache), _ports(ports), _screen(screen), _palette(palette) {
}
GfxPaint16::~GfxPaint16() {
}
void GfxPaint16::init(GfxText16 *text16) {
_text16 = text16;
_EGAdrawingVisualize = false;
}
void GfxPaint16::setEGAdrawingVisualize(bool state) {
_EGAdrawingVisualize = state;
}
void GfxPaint16::drawPicture(GuiResourceId pictureId, int16 animationNr, bool mirroredFlag, bool addToFlag, GuiResourceId paletteId) {
SciGuiPicture *picture = new SciGuiPicture(_resMan, _ports, _screen, _palette, pictureId, _EGAdrawingVisualize);
// do we add to a picture? if not -> clear screen with white
if (!addToFlag)
clearScreen(_screen->getColorWhite());
picture->draw(animationNr, mirroredFlag, addToFlag, paletteId);
delete picture;
}
// This one is the only one that updates screen!
void GfxPaint16::drawCelAndShow(GuiResourceId viewId, int16 loopNo, int16 celNo, uint16 leftPos, uint16 topPos, byte priority, uint16 paletteNo, uint16 scaleX, uint16 scaleY) {
View *view = _cache->getView(viewId);
Common::Rect celRect;
if (view) {
celRect.left = leftPos;
celRect.top = topPos;
celRect.right = celRect.left + view->getWidth(loopNo, celNo);
celRect.bottom = celRect.top + view->getHeight(loopNo, celNo);
drawCel(view, loopNo, celNo, celRect, priority, paletteNo, scaleX, scaleY);
if (getSciVersion() >= SCI_VERSION_1_1) {
if (!_screen->_picNotValidSci11) {
bitsShow(celRect);
}
} else {
if (!_screen->_picNotValid)
bitsShow(celRect);
}
}
}
// This version of drawCel is not supposed to call BitsShow()!
void GfxPaint16::drawCel(GuiResourceId viewId, int16 loopNo, int16 celNo, Common::Rect celRect, byte priority, uint16 paletteNo, uint16 scaleX, uint16 scaleY) {
drawCel(_cache->getView(viewId), loopNo, celNo, celRect, priority, paletteNo, scaleX, scaleY);
}
// This version of drawCel is not supposed to call BitsShow()!
void GfxPaint16::drawCel(View *view, int16 loopNo, int16 celNo, Common::Rect celRect, byte priority, uint16 paletteNo, uint16 scaleX, uint16 scaleY) {
Common::Rect clipRect = celRect;
clipRect.clip(_ports->_curPort->rect);
if (clipRect.isEmpty()) // nothing to draw
return;
Common::Rect clipRectTranslated = clipRect;
_ports->offsetRect(clipRectTranslated);
if (scaleX == 128 && scaleY == 128) {
view->draw(celRect, clipRect, clipRectTranslated, loopNo, celNo, priority, paletteNo, false);
} else {
view->drawScaled(celRect, clipRect, clipRectTranslated, loopNo, celNo, priority, scaleX, scaleY);
}
}
// This is used as replacement for drawCelAndShow() when hires-cels are drawn to screen
// Hires-cels are available only SCI 1.1+
void GfxPaint16::drawHiresCelAndShow(GuiResourceId viewId, int16 loopNo, int16 celNo, uint16 leftPos, uint16 topPos, byte priority, uint16 paletteNo, reg_t upscaledHiresHandle, uint16 scaleX, uint16 scaleY) {
View *view = _cache->getView(viewId);
Common::Rect celRect, curPortRect, clipRect, clipRectTranslated;
Common::Point curPortPos;
bool upscaledHiresHack = false;
if (view) {
if ((leftPos == 0) && (topPos == 0)) {
// HACK: in kq6, we get leftPos&topPos == 0 SOMETIMES, that's why we need to get coordinates from upscaledHiresHandle
// I'm not sure if this is what we are supposed to do or if there is some other bug that actually makes
// coordinates to be 0 in the first place
byte *memoryPtr = NULL;
memoryPtr = kmem(_segMan, upscaledHiresHandle);
if (memoryPtr) {
Common::Rect upscaledHiresRect;
_screen->bitsGetRect(memoryPtr, &upscaledHiresRect);
leftPos = upscaledHiresRect.left;
topPos = upscaledHiresRect.top;
upscaledHiresHack = true;
}
}
celRect.left = leftPos;
celRect.top = topPos;
celRect.right = celRect.left + view->getWidth(loopNo, celNo);
celRect.bottom = celRect.top + view->getHeight(loopNo, celNo);
// adjust curPort to upscaled hires
clipRect = celRect;
curPortRect = _ports->_curPort->rect;
curPortRect.top *= 2; curPortRect.bottom *= 2; curPortRect.bottom++;
curPortRect.left *= 2; curPortRect.right *= 2; curPortRect.right++;
clipRect.clip(curPortRect);
if (clipRect.isEmpty()) // nothing to draw
return;
clipRectTranslated = clipRect;
if (!upscaledHiresHack) {
curPortPos.x = _ports->_curPort->left * 2; curPortPos.y = _ports->_curPort->top * 2;
clipRectTranslated.top += curPortPos.y; clipRectTranslated.bottom += curPortPos.y;
clipRectTranslated.left += curPortPos.x; clipRectTranslated.right += curPortPos.x;
}
view->draw(celRect, clipRect, clipRectTranslated, loopNo, celNo, priority, paletteNo, true);
if (!_screen->_picNotValidSci11) {
_screen->copyDisplayRectToScreen(clipRectTranslated);
}
}
}
void GfxPaint16::clearScreen(byte color) {
fillRect(_ports->_curPort->rect, SCI_SCREEN_MASK_ALL, color, 0, 0);
}
void GfxPaint16::invertRect(const Common::Rect &rect) {
int16 oldpenmode = _ports->_curPort->penMode;
_ports->_curPort->penMode = 2;
fillRect(rect, 1, _ports->_curPort->penClr, _ports->_curPort->backClr);
_ports->_curPort->penMode = oldpenmode;
}
void GfxPaint16::eraseRect(const Common::Rect &rect) {
fillRect(rect, 1, _ports->_curPort->backClr);
}
void GfxPaint16::paintRect(const Common::Rect &rect) {
fillRect(rect, 1, _ports->_curPort->penClr);
}
void GfxPaint16::fillRect(const Common::Rect &rect, int16 drawFlags, byte clrPen, byte clrBack, byte bControl) {
Common::Rect r = rect;
r.clip(_ports->_curPort->rect);
if (r.isEmpty()) // nothing to fill
return;
int16 oldPenMode = _ports->_curPort->penMode;
_ports->offsetRect(r);
int16 x, y;
byte curVisual;
// Doing visual first
if (drawFlags & SCI_SCREEN_MASK_VISUAL) {
if (oldPenMode == 2) { // invert mode
for (y = r.top; y < r.bottom; y++) {
for (x = r.left; x < r.right; x++) {
curVisual = _screen->getVisual(x, y);
if (curVisual == clrPen) {
_screen->putPixel(x, y, 1, clrBack, 0, 0);
} else if (curVisual == clrBack) {
_screen->putPixel(x, y, 1, clrPen, 0, 0);
}
}
}
} else { // just fill rect with ClrPen
for (y = r.top; y < r.bottom; y++) {
for (x = r.left; x < r.right; x++) {
_screen->putPixel(x, y, 1, clrPen, 0, 0);
}
}
}
}
if (drawFlags < 2)
return;
drawFlags &= SCI_SCREEN_MASK_PRIORITY|SCI_SCREEN_MASK_CONTROL;
if (oldPenMode != 2) {
for (y = r.top; y < r.bottom; y++) {
for (x = r.left; x < r.right; x++) {
_screen->putPixel(x, y, drawFlags, 0, clrBack, bControl);
}
}
} else {
for (y = r.top; y < r.bottom; y++) {
for (x = r.left; x < r.right; x++) {
_screen->putPixel(x, y, drawFlags, 0, !_screen->getPriority(x, y), !_screen->getControl(x, y));
}
}
}
}
void GfxPaint16::frameRect(const Common::Rect &rect) {
Common::Rect r;
// left
r = rect;
r.right = rect.left + 1;
paintRect(r);
// right
r.right = rect.right;
r.left = rect.right - 1;
paintRect(r);
//top
r.left = rect.left;
r.bottom = rect.top + 1;
paintRect(r);
//bottom
r.bottom = rect.bottom;
r.top = rect.bottom - 1;
paintRect(r);
}
void GfxPaint16::bitsShow(const Common::Rect &rect) {
Common::Rect workerRect(rect.left, rect.top, rect.right, rect.bottom);
workerRect.clip(_ports->_curPort->rect);
if (workerRect.isEmpty()) // nothing to show
return;
_ports->offsetRect(workerRect);
_screen->copyRectToScreen(workerRect);
}
void GfxPaint16::bitsShowHires(const Common::Rect &rect) {
_screen->copyDisplayRectToScreen(rect);
}
reg_t GfxPaint16::bitsSave(const Common::Rect &rect, byte screenMask) {
reg_t memoryId;
byte *memoryPtr;
int size;
Common::Rect workerRect(rect.left, rect.top, rect.right, rect.bottom);
workerRect.clip(_ports->_curPort->rect);
if (workerRect.isEmpty()) // nothing to save
return NULL_REG;
if (screenMask == SCI_SCREEN_MASK_DISPLAY) {
// Adjust rect to upscaled hires, but dont adjust according to port
workerRect.top *= 2; workerRect.bottom *= 2; workerRect.bottom++;
workerRect.left *= 2; workerRect.right *= 2; workerRect.right++;
} else {
_ports->offsetRect(workerRect);
}
// now actually ask _screen how much space it will need for saving
size = _screen->bitsGetDataSize(workerRect, screenMask);
memoryId = kalloc(_segMan, "SaveBits()", size);
memoryPtr = kmem(_segMan, memoryId);
_screen->bitsSave(workerRect, screenMask, memoryPtr);
return memoryId;
}
void GfxPaint16::bitsGetRect(reg_t memoryHandle, Common::Rect *destRect) {
byte *memoryPtr = NULL;
if (!memoryHandle.isNull()) {
memoryPtr = kmem(_segMan, memoryHandle);
if (memoryPtr) {
_screen->bitsGetRect(memoryPtr, destRect);
}
}
}
void GfxPaint16::bitsRestore(reg_t memoryHandle) {
byte *memoryPtr = NULL;
if (!memoryHandle.isNull()) {
memoryPtr = kmem(_segMan, memoryHandle);
if (memoryPtr) {
_screen->bitsRestore(memoryPtr);
kfree(_segMan, memoryHandle);
}
}
}
void GfxPaint16::bitsFree(reg_t memoryHandle) {
if (!memoryHandle.isNull()) {
kfree(_segMan, memoryHandle);
}
}
} // End of namespace Sci
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