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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.
*
*/
#include "common/system.h"
#include "common/translation.h"
#include "engines/util.h"
#include "graphics/cursorman.h"
#include "graphics/surface.h"
#include "gui/message.h"
#include "sci/sci.h"
#include "sci/event.h"
#include "sci/resource.h"
#include "sci/engine/features.h"
#include "sci/engine/guest_additions.h"
#include "sci/engine/savegame.h"
#include "sci/engine/state.h"
#include "sci/engine/selector.h"
#include "sci/engine/kernel.h"
#include "sci/graphics/animate.h"
#include "sci/graphics/cache.h"
#include "sci/graphics/compare.h"
#include "sci/graphics/controls16.h"
#include "sci/graphics/cursor.h"
#include "sci/graphics/palette.h"
#include "sci/graphics/paint16.h"
#include "sci/graphics/picture.h"
#include "sci/graphics/ports.h"
#include "sci/graphics/remap.h"
#include "sci/graphics/screen.h"
#include "sci/graphics/text16.h"
#include "sci/graphics/view.h"
#ifdef ENABLE_SCI32
#include "sci/graphics/text32.h"
#endif
namespace Sci {
static int16 adjustGraphColor(int16 color) {
// WORKAROUND: EGA and Amiga games can set invalid colors (above 0 - 15).
// It seems only the lower nibble was used in these games.
// bug #3048908, #3486899.
// Confirmed in EGA games KQ4(late), QFG1(ega), LB1 that
// at least FillBox (only one of the functions using adjustGraphColor)
// behaves like this.
if (g_sci->getResMan()->getViewType() == kViewEga)
return color & 0x0F; // 0 - 15
else
return color;
}
void showScummVMDialog(const Common::String &message) {
GUI::MessageDialog dialog(message, _("OK"));
dialog.runModal();
}
void kDirLoopWorker(reg_t object, uint16 angle, EngineState *s, int argc, reg_t *argv) {
GuiResourceId viewId = readSelectorValue(s->_segMan, object, SELECTOR(view));
uint16 signal = readSelectorValue(s->_segMan, object, SELECTOR(signal));
if (signal & kSignalDoesntTurn)
return;
int16 useLoop = -1;
if (getSciVersion() > SCI_VERSION_0_EARLY) {
if ((angle > 315) || (angle < 45)) {
useLoop = 3;
} else if ((angle > 135) && (angle < 225)) {
useLoop = 2;
}
} else {
// SCI0EARLY
if ((angle > 330) || (angle < 30)) {
useLoop = 3;
} else if ((angle > 150) && (angle < 210)) {
useLoop = 2;
}
}
if (useLoop == -1) {
if (angle >= 180) {
useLoop = 1;
} else {
useLoop = 0;
}
} else {
int16 loopCount = g_sci->_gfxCache->kernelViewGetLoopCount(viewId);
if (loopCount < 4)
return;
}
writeSelectorValue(s->_segMan, object, SELECTOR(loop), useLoop);
}
static reg_t kSetCursorSci0(EngineState *s, int argc, reg_t *argv) {
Common::Point pos;
GuiResourceId cursorId = argv[0].toSint16();
// Set pointer position, if requested
if (argc >= 4) {
pos.y = argv[3].toSint16();
pos.x = argv[2].toSint16();
g_sci->_gfxCursor->kernelSetPos(pos);
}
if ((argc >= 2) && (argv[1].toSint16() == 0)) {
cursorId = -1;
}
g_sci->_gfxCursor->kernelSetShape(cursorId);
return s->r_acc;
}
static reg_t kSetCursorSci11(EngineState *s, int argc, reg_t *argv) {
Common::Point pos;
Common::Point *hotspot = NULL;
switch (argc) {
case 1:
switch (argv[0].toSint16()) {
case 0:
g_sci->_gfxCursor->kernelHide();
break;
case -1:
g_sci->_gfxCursor->kernelClearZoomZone();
break;
case -2:
g_sci->_gfxCursor->kernelResetMoveZone();
break;
default:
g_sci->_gfxCursor->kernelShow();
break;
}
break;
case 2:
pos.y = argv[1].toSint16();
pos.x = argv[0].toSint16();
g_sci->_gfxCursor->kernelSetPos(pos);
break;
case 4: {
int16 top, left, bottom, right;
if (getSciVersion() >= SCI_VERSION_2) {
top = argv[1].toSint16();
left = argv[0].toSint16();
bottom = argv[3].toSint16();
right = argv[2].toSint16();
} else {
top = argv[0].toSint16();
left = argv[1].toSint16();
bottom = argv[2].toSint16();
right = argv[3].toSint16();
}
// bottom/right needs to be included into our movezone, because we compare it like any regular Common::Rect
bottom++;
right++;
if ((right >= left) && (bottom >= top)) {
Common::Rect rect = Common::Rect(left, top, right, bottom);
g_sci->_gfxCursor->kernelSetMoveZone(rect);
} else {
warning("kSetCursor: Ignoring invalid mouse zone (%i, %i)-(%i, %i)", left, top, right, bottom);
}
break;
}
case 9: // case for kq5cd, we are getting calling with 4 additional 900d parameters
case 5:
hotspot = new Common::Point(argv[3].toSint16(), argv[4].toSint16());
// Fallthrough
case 3:
if (g_sci->getPlatform() == Common::kPlatformMacintosh) {
delete hotspot; // Mac cursors have their own hotspot, so ignore any we get here
g_sci->_gfxCursor->kernelSetMacCursor(argv[0].toUint16(), argv[1].toUint16(), argv[2].toUint16());
} else {
g_sci->_gfxCursor->kernelSetView(argv[0].toUint16(), argv[1].toUint16(), argv[2].toUint16(), hotspot);
}
break;
case 10:
// Freddy pharkas, when using the whiskey glass to read the prescription (bug #3034973)
g_sci->_gfxCursor->kernelSetZoomZone(argv[0].toUint16(),
Common::Rect(argv[1].toUint16(), argv[2].toUint16(), argv[3].toUint16(), argv[4].toUint16()),
argv[5].toUint16(), argv[6].toUint16(), argv[7].toUint16(),
argv[8].toUint16(), argv[9].toUint16());
break;
default :
error("kSetCursor: Unhandled case: %d arguments given", argc);
break;
}
return s->r_acc;
}
reg_t kSetCursor(EngineState *s, int argc, reg_t *argv) {
switch (g_sci->_features->detectSetCursorType()) {
case SCI_VERSION_0_EARLY:
return kSetCursorSci0(s, argc, argv);
case SCI_VERSION_1_1:
return kSetCursorSci11(s, argc, argv);
default:
error("Unknown SetCursor type");
return NULL_REG;
}
}
reg_t kMoveCursor(EngineState *s, int argc, reg_t *argv) {
g_sci->_gfxCursor->kernelSetPos(Common::Point(argv[0].toSint16(), argv[1].toSint16()));
return s->r_acc;
}
reg_t kPicNotValid(EngineState *s, int argc, reg_t *argv) {
int16 newPicNotValid = (argc > 0) ? argv[0].toUint16() : -1;
return make_reg(0, g_sci->_gfxScreen->kernelPicNotValid(newPicNotValid));
}
static Common::Rect getGraphRect(reg_t *argv) {
int16 x = argv[1].toSint16();
int16 y = argv[0].toSint16();
int16 x1 = argv[3].toSint16();
int16 y1 = argv[2].toSint16();
if (x > x1) SWAP(x, x1);
if (y > y1) SWAP(y, y1);
return Common::Rect(x, y, x1, y1);
}
static Common::Point getGraphPoint(reg_t *argv) {
int16 x = argv[1].toSint16();
int16 y = argv[0].toSint16();
return Common::Point(x, y);
}
reg_t kGraph(EngineState *s, int argc, reg_t *argv) {
if (!s)
return make_reg(0, getSciVersion());
error("not supposed to call this");
}
reg_t kGraphGetColorCount(EngineState *s, int argc, reg_t *argv) {
return make_reg(0, g_sci->_gfxPalette16->getTotalColorCount());
}
reg_t kGraphDrawLine(EngineState *s, int argc, reg_t *argv) {
int16 color = adjustGraphColor(argv[4].toSint16());
int16 priority = (argc > 5) ? argv[5].toSint16() : -1;
int16 control = (argc > 6) ? argv[6].toSint16() : -1;
g_sci->_gfxPaint16->kernelGraphDrawLine(getGraphPoint(argv), getGraphPoint(argv + 2), color, priority, control);
return s->r_acc;
}
reg_t kGraphSaveBox(EngineState *s, int argc, reg_t *argv) {
Common::Rect rect = getGraphRect(argv);
uint16 screenMask = argv[4].toUint16() & GFX_SCREEN_MASK_ALL;
return g_sci->_gfxPaint16->kernelGraphSaveBox(rect, screenMask);
}
reg_t kGraphRestoreBox(EngineState *s, int argc, reg_t *argv) {
// This may be called with a memoryhandle from SAVE_BOX or SAVE_UPSCALEDHIRES_BOX
g_sci->_gfxPaint16->kernelGraphRestoreBox(argv[0]);
return s->r_acc;
}
reg_t kGraphFillBoxBackground(EngineState *s, int argc, reg_t *argv) {
Common::Rect rect = getGraphRect(argv);
g_sci->_gfxPaint16->kernelGraphFillBoxBackground(rect);
return s->r_acc;
}
reg_t kGraphFillBoxForeground(EngineState *s, int argc, reg_t *argv) {
Common::Rect rect = getGraphRect(argv);
g_sci->_gfxPaint16->kernelGraphFillBoxForeground(rect);
return s->r_acc;
}
reg_t kGraphFillBoxAny(EngineState *s, int argc, reg_t *argv) {
Common::Rect rect = getGraphRect(argv);
int16 colorMask = argv[4].toUint16();
int16 color = adjustGraphColor(argv[5].toSint16());
int16 priority = argv[6].toSint16(); // yes, we may read from stack sometimes here
int16 control = argv[7].toSint16(); // sierra did the same
g_sci->_gfxPaint16->kernelGraphFillBox(rect, colorMask, color, priority, control);
return s->r_acc;
}
reg_t kGraphUpdateBox(EngineState *s, int argc, reg_t *argv) {
Common::Rect rect = getGraphRect(argv);
// argv[4] is the map (1 for visual, etc.)
// argc == 6 on upscaled hires
bool hiresMode = (argc > 5) ? true : false;
g_sci->_gfxPaint16->kernelGraphUpdateBox(rect, hiresMode);
return s->r_acc;
}
reg_t kGraphRedrawBox(EngineState *s, int argc, reg_t *argv) {
Common::Rect rect = getGraphRect(argv);
g_sci->_gfxPaint16->kernelGraphRedrawBox(rect);
return s->r_acc;
}
// Seems to be only implemented for SCI0/SCI01 games
reg_t kGraphAdjustPriority(EngineState *s, int argc, reg_t *argv) {
g_sci->_gfxPorts->kernelGraphAdjustPriority(argv[0].toUint16(), argv[1].toUint16());
return s->r_acc;
}
reg_t kGraphSaveUpscaledHiresBox(EngineState *s, int argc, reg_t *argv) {
Common::Rect rect = getGraphRect(argv);
return g_sci->_gfxPaint16->kernelGraphSaveUpscaledHiresBox(rect);
}
reg_t kTextSize(EngineState *s, int argc, reg_t *argv) {
int16 textWidth, textHeight;
Common::String text = s->_segMan->getString(argv[1]);
reg_t *dest = s->_segMan->derefRegPtr(argv[0], 4);
int maxwidth = (argc > 3) ? argv[3].toUint16() : 0;
int font_nr = argv[2].toUint16();
if (!dest) {
debugC(kDebugLevelStrings, "GetTextSize: Empty destination");
return s->r_acc;
}
Common::String sep_str;
const char *sep = NULL;
if ((argc > 4) && (argv[4].getSegment())) {
sep_str = s->_segMan->getString(argv[4]);
sep = sep_str.c_str();
}
dest[0] = dest[1] = NULL_REG;
if (text.empty()) { // Empty text
dest[2] = dest[3] = make_reg(0, 0);
debugC(kDebugLevelStrings, "GetTextSize: Empty string");
return s->r_acc;
}
textWidth = dest[3].toUint16(); textHeight = dest[2].toUint16();
uint16 languageSplitter = 0;
Common::String splitText = g_sci->strSplitLanguage(text.c_str(), &languageSplitter, sep);
g_sci->_gfxText16->kernelTextSize(splitText.c_str(), languageSplitter, font_nr, maxwidth, &textWidth, &textHeight);
// One of the game texts in LB2 German contains loads of spaces in
// its end. We trim the text here, otherwise the graphics code will
// attempt to draw a very large window (larger than the screen) to
// show the text, and crash.
// Fixes bug #3306417.
if (textWidth >= g_sci->_gfxScreen->getDisplayWidth() ||
textHeight >= g_sci->_gfxScreen->getDisplayHeight()) {
// TODO: Is this needed for SCI32 as well?
if (g_sci->_gfxText16) {
warning("kTextSize: string would be too big to fit on screen. Trimming it");
text.trim();
// Copy over the trimmed string...
s->_segMan->strcpy(argv[1], text.c_str());
// ...and recalculate bounding box dimensions
g_sci->_gfxText16->kernelTextSize(splitText.c_str(), languageSplitter, font_nr, maxwidth, &textWidth, &textHeight);
}
}
debugC(kDebugLevelStrings, "GetTextSize '%s' -> %dx%d", text.c_str(), textWidth, textHeight);
if (getSciVersion() <= SCI_VERSION_1_1) {
dest[2] = make_reg(0, textHeight);
dest[3] = make_reg(0, textWidth);
} else {
dest[2] = make_reg(0, textWidth);
dest[3] = make_reg(0, textHeight);
}
return s->r_acc;
}
reg_t kWait(EngineState *s, int argc, reg_t *argv) {
int sleep_time = argv[0].toUint16();
const int delta = s->wait(sleep_time);
if (g_sci->_guestAdditions->kWaitHook()) {
return NULL_REG;
}
return make_reg(0, delta);
}
reg_t kCoordPri(EngineState *s, int argc, reg_t *argv) {
int16 y = argv[0].toSint16();
if ((argc < 2) || (y != 1)) {
return make_reg(0, g_sci->_gfxPorts->kernelCoordinateToPriority(y));
} else {
int16 priority = argv[1].toSint16();
return make_reg(0, g_sci->_gfxPorts->kernelPriorityToCoordinate(priority));
}
}
reg_t kPriCoord(EngineState *s, int argc, reg_t *argv) {
int16 priority = argv[0].toSint16();
return make_reg(0, g_sci->_gfxPorts->kernelPriorityToCoordinate(priority));
}
reg_t kDirLoop(EngineState *s, int argc, reg_t *argv) {
kDirLoopWorker(argv[0], argv[1].toUint16(), s, argc, argv);
return s->r_acc;
}
reg_t kCanBeHere(EngineState *s, int argc, reg_t *argv) {
reg_t curObject = argv[0];
reg_t listReference = (argc > 1) ? argv[1] : NULL_REG;
reg_t canBeHere = g_sci->_gfxCompare->kernelCanBeHere(curObject, listReference);
return make_reg(0, canBeHere.isNull() ? 1 : 0);
}
reg_t kCantBeHere(EngineState *s, int argc, reg_t *argv) {
reg_t curObject = argv[0];
reg_t listReference = (argc > 1) ? argv[1] : NULL_REG;
#ifdef ENABLE_SCI32
if (getSciVersion() >= SCI_VERSION_2) {
return g_sci->_gfxCompare->kernelCantBeHere32(curObject, listReference);
} else {
#endif
return g_sci->_gfxCompare->kernelCanBeHere(curObject, listReference);
#ifdef ENABLE_SCI32
}
#endif
}
reg_t kIsItSkip(EngineState *s, int argc, reg_t *argv) {
GuiResourceId viewId = argv[0].toSint16();
int16 loopNo = argv[1].toSint16();
int16 celNo = argv[2].toSint16();
Common::Point position(argv[4].toUint16(), argv[3].toUint16());
bool result = g_sci->_gfxCompare->kernelIsItSkip(viewId, loopNo, celNo, position);
return make_reg(0, result);
}
reg_t kCelHigh(EngineState *s, int argc, reg_t *argv) {
GuiResourceId viewId = argv[0].toSint16();
if (viewId == -1) // Happens in SCI32
return NULL_REG;
int16 loopNo = argv[1].toSint16();
int16 celNo = (argc >= 3) ? argv[2].toSint16() : 0;
int16 celHeight;
celHeight = g_sci->_gfxCache->kernelViewGetCelHeight(viewId, loopNo, celNo);
return make_reg(0, celHeight);
}
reg_t kCelWide(EngineState *s, int argc, reg_t *argv) {
GuiResourceId viewId = argv[0].toSint16();
if (viewId == -1) // Happens in SCI32
return NULL_REG;
int16 loopNo = argv[1].toSint16();
int16 celNo = (argc >= 3) ? argv[2].toSint16() : 0;
int16 celWidth;
celWidth = g_sci->_gfxCache->kernelViewGetCelWidth(viewId, loopNo, celNo);
return make_reg(0, celWidth);
}
reg_t kNumLoops(EngineState *s, int argc, reg_t *argv) {
reg_t object = argv[0];
GuiResourceId viewId = readSelectorValue(s->_segMan, object, SELECTOR(view));
int16 loopCount;
loopCount = g_sci->_gfxCache->kernelViewGetLoopCount(viewId);
debugC(9, kDebugLevelGraphics, "NumLoops(view.%d) = %d", viewId, loopCount);
return make_reg(0, loopCount);
}
reg_t kNumCels(EngineState *s, int argc, reg_t *argv) {
reg_t object = argv[0];
GuiResourceId viewId = readSelectorValue(s->_segMan, object, SELECTOR(view));
int16 loopNo = readSelectorValue(s->_segMan, object, SELECTOR(loop));
int16 celCount;
celCount = g_sci->_gfxCache->kernelViewGetCelCount(viewId, loopNo);
debugC(9, kDebugLevelGraphics, "NumCels(view.%d, %d) = %d", viewId, loopNo, celCount);
return make_reg(0, celCount);
}
reg_t kOnControl(EngineState *s, int argc, reg_t *argv) {
Common::Rect rect;
byte screenMask;
int argBase = 0;
if ((argc == 2) || (argc == 4)) {
screenMask = GFX_SCREEN_MASK_CONTROL;
} else {
screenMask = argv[0].toUint16();
argBase = 1;
}
rect.left = argv[argBase].toSint16();
rect.top = argv[argBase + 1].toSint16();
if (argc > 3) {
rect.right = argv[argBase + 2].toSint16();
rect.bottom = argv[argBase + 3].toSint16();
} else {
rect.right = rect.left + 1;
rect.bottom = rect.top + 1;
}
uint16 result = g_sci->_gfxCompare->kernelOnControl(screenMask, rect);
return make_reg(0, result);
}
#define K_DRAWPIC_FLAGS_MIRRORED (1 << 14)
#define K_DRAWPIC_FLAGS_ANIMATIONBLACKOUT (1 << 15)
reg_t kDrawPic(EngineState *s, int argc, reg_t *argv) {
GuiResourceId pictureId = argv[0].toUint16();
uint16 flags = 0;
int16 animationNr = -1;
bool animationBlackoutFlag = false;
bool mirroredFlag = false;
bool addToFlag = false;
int16 EGApaletteNo = 0; // default needs to be 0
if (argc >= 2) {
flags = argv[1].toUint16();
if (flags & K_DRAWPIC_FLAGS_ANIMATIONBLACKOUT)
animationBlackoutFlag = true;
animationNr = flags & 0xFF;
if (flags & K_DRAWPIC_FLAGS_MIRRORED)
mirroredFlag = true;
}
if (argc >= 3) {
if (!argv[2].isNull())
addToFlag = true;
if (!g_sci->_features->usesOldGfxFunctions())
addToFlag = !addToFlag;
}
if (argc >= 4)
EGApaletteNo = argv[3].toUint16();
g_sci->_gfxPaint16->kernelDrawPicture(pictureId, animationNr, animationBlackoutFlag, mirroredFlag, addToFlag, EGApaletteNo);
return s->r_acc;
}
reg_t kBaseSetter(EngineState *s, int argc, reg_t *argv) {
reg_t object = argv[0];
g_sci->_gfxCompare->kernelBaseSetter(object);
return s->r_acc;
}
reg_t kSetNowSeen(EngineState *s, int argc, reg_t *argv) {
g_sci->_gfxCompare->kernelSetNowSeen(argv[0]);
return s->r_acc;
}
reg_t kPalette(EngineState *s, int argc, reg_t *argv) {
if (!s)
return make_reg(0, getSciVersion());
error("not supposed to call this");
}
reg_t kPaletteSetFromResource(EngineState *s, int argc, reg_t *argv) {
GuiResourceId resourceId = argv[0].toUint16();
bool force = false;
if (argc == 2)
force = argv[1].toUint16() == 2 ? true : false;
// Non-VGA games don't use palette resources.
// This has been changed to 64 colors because Longbow Amiga does have
// one palette (palette 999).
if (g_sci->_gfxPalette16->getTotalColorCount() < 64)
return s->r_acc;
g_sci->_gfxPalette16->kernelSetFromResource(resourceId, force);
return s->r_acc;
}
reg_t kPaletteSetFlag(EngineState *s, int argc, reg_t *argv) {
uint16 fromColor = CLIP<uint16>(argv[0].toUint16(), 1, 255);
uint16 toColor = CLIP<uint16>(argv[1].toUint16(), 1, 255);
uint16 flags = argv[2].toUint16();
g_sci->_gfxPalette16->kernelSetFlag(fromColor, toColor, flags);
return s->r_acc;
}
reg_t kPaletteUnsetFlag(EngineState *s, int argc, reg_t *argv) {
uint16 fromColor = CLIP<uint16>(argv[0].toUint16(), 1, 255);
uint16 toColor = CLIP<uint16>(argv[1].toUint16(), 1, 255);
uint16 flags = argv[2].toUint16();
g_sci->_gfxPalette16->kernelUnsetFlag(fromColor, toColor, flags);
return s->r_acc;
}
reg_t kPaletteSetIntensity(EngineState *s, int argc, reg_t *argv) {
uint16 fromColor = CLIP<uint16>(argv[0].toUint16(), 1, 255);
uint16 toColor = CLIP<uint16>(argv[1].toUint16(), 1, 255);
uint16 intensity = argv[2].toUint16();
bool setPalette = (argc < 4) ? true : (argv[3].isNull()) ? true : false;
// Palette intensity in non-VGA SCI1 games has been removed
if (g_sci->_gfxPalette16->getTotalColorCount() < 256)
return s->r_acc;
g_sci->_gfxPalette16->kernelSetIntensity(fromColor, toColor, intensity, setPalette);
return s->r_acc;
}
reg_t kPaletteFindColor(EngineState *s, int argc, reg_t *argv) {
uint16 r = argv[0].toUint16();
uint16 g = argv[1].toUint16();
uint16 b = argv[2].toUint16();
return make_reg(0, g_sci->_gfxPalette16->kernelFindColor(r, g, b));
}
reg_t kPaletteAnimate(EngineState *s, int argc, reg_t *argv) {
int16 argNr;
bool paletteChanged = false;
// Palette animation in non-VGA SCI1 games has been removed
if (g_sci->_gfxPalette16->getTotalColorCount() < 256)
return s->r_acc;
for (argNr = 0; argNr < argc; argNr += 3) {
uint16 fromColor = argv[argNr].toUint16();
uint16 toColor = argv[argNr + 1].toUint16();
int16 speed = argv[argNr + 2].toSint16();
if (g_sci->_gfxPalette16->kernelAnimate(fromColor, toColor, speed))
paletteChanged = true;
}
if (paletteChanged)
g_sci->_gfxPalette16->kernelAnimateSet();
// WORKAROUND: The game scripts in SQ4 floppy count the number of elapsed
// cycles in the intro from the number of successive kAnimate calls during
// the palette cycling effect, while showing the SQ4 logo. This worked in
// older computers because each animate call took awhile to complete.
// Normally, such scripts are handled automatically by our speed throttler,
// however in this case there are no calls to kGameIsRestarting (where the
// speed throttler gets called) between the different palette animation calls.
// Thus, we add a small delay between each animate call to make the whole
// palette animation effect slower and visible, and not have the logo screen
// get skipped because the scripts don't wait between animation steps. Fixes
// bug #3537232.
// The original workaround was for the intro SQ4 logo (room#1).
// This problem also happens in the time pod (room#531).
// This problem also happens in the ending cutscene time rip (room#21).
// This workaround affects astro chicken's (room#290) and is also called once
// right after a gameover (room#376)
if (g_sci->getGameId() == GID_SQ4 && !g_sci->isCD())
g_sci->sleep(10);
return s->r_acc;
}
reg_t kPaletteSave(EngineState *s, int argc, reg_t *argv) {
return g_sci->_gfxPalette16->kernelSave();
}
reg_t kPaletteRestore(EngineState *s, int argc, reg_t *argv) {
g_sci->_gfxPalette16->kernelRestore(argv[0]);
return argv[0];
}
reg_t kPalVary(EngineState *s, int argc, reg_t *argv) {
if (!s)
return make_reg(0, getSciVersion());
error("not supposed to call this");
}
reg_t kPalVaryInit(EngineState *s, int argc, reg_t *argv) {
GuiResourceId paletteId = argv[0].toUint16();
uint16 ticks = argv[1].toUint16();
uint16 stepStop = argc >= 3 ? argv[2].toUint16() : 64;
uint16 direction = argc >= 4 ? argv[3].toUint16() : 1;
if (g_sci->_gfxPalette16->kernelPalVaryInit(paletteId, ticks, stepStop, direction))
return SIGNAL_REG;
return NULL_REG;
}
reg_t kPalVaryReverse(EngineState *s, int argc, reg_t *argv) {
int16 ticks = argc >= 1 ? argv[0].toUint16() : -1;
int16 stepStop = argc >= 2 ? argv[1].toUint16() : 0;
int16 direction = argc >= 3 ? argv[2].toSint16() : -1;
return make_reg(0, g_sci->_gfxPalette16->kernelPalVaryReverse(ticks, stepStop, direction));
}
reg_t kPalVaryGetCurrentStep(EngineState *s, int argc, reg_t *argv) {
return make_reg(0, g_sci->_gfxPalette16->kernelPalVaryGetCurrentStep());
}
reg_t kPalVaryDeinit(EngineState *s, int argc, reg_t *argv) {
g_sci->_gfxPalette16->kernelPalVaryDeinit();
return NULL_REG;
}
reg_t kPalVaryChangeTarget(EngineState *s, int argc, reg_t *argv) {
GuiResourceId paletteId = argv[0].toUint16();
int16 currentStep = g_sci->_gfxPalette16->kernelPalVaryChangeTarget(paletteId);
return make_reg(0, currentStep);
}
reg_t kPalVaryChangeTicks(EngineState *s, int argc, reg_t *argv) {
uint16 ticks = argv[0].toUint16();
g_sci->_gfxPalette16->kernelPalVaryChangeTicks(ticks);
return NULL_REG;
}
reg_t kPalVaryPauseResume(EngineState *s, int argc, reg_t *argv) {
bool pauseState = !argv[0].isNull();
g_sci->_gfxPalette16->kernelPalVaryPause(pauseState);
return NULL_REG;
}
reg_t kAssertPalette(EngineState *s, int argc, reg_t *argv) {
GuiResourceId paletteId = argv[0].toUint16();
g_sci->_gfxPalette16->kernelAssertPalette(paletteId);
return s->r_acc;
}
// Used to show hires character portraits in the Windows CD version of KQ6
reg_t kPortrait(EngineState *s, int argc, reg_t *argv) {
uint16 operation = argv[0].toUint16();
switch (operation) {
case 0: { // load
if (argc == 2) {
Common::String resourceName = s->_segMan->getString(argv[1]);
s->r_acc = g_sci->_gfxPaint16->kernelPortraitLoad(resourceName);
} else {
error("kPortrait(loadResource) called with unsupported argc %d", argc);
}
break;
}
case 1: { // show
if (argc == 10) {
Common::String resourceName = s->_segMan->getString(argv[1]);
Common::Point position = Common::Point(argv[2].toUint16(), argv[3].toUint16());
uint resourceNum = argv[4].toUint16();
uint noun = argv[5].toUint16() & 0xff;
uint verb = argv[6].toUint16() & 0xff;
uint cond = argv[7].toUint16() & 0xff;
uint seq = argv[8].toUint16() & 0xff;
// argv[9] is usually 0??!!
g_sci->_gfxPaint16->kernelPortraitShow(resourceName, position, resourceNum, noun, verb, cond, seq);
return SIGNAL_REG;
} else {
error("kPortrait(show) called with unsupported argc %d", argc);
}
break;
}
case 2: { // unload
if (argc == 2) {
uint16 portraitId = argv[1].toUint16();
g_sci->_gfxPaint16->kernelPortraitUnload(portraitId);
} else {
error("kPortrait(unload) called with unsupported argc %d", argc);
}
break;
}
default:
error("kPortrait(%d), not implemented (argc = %d)", operation, argc);
}
return s->r_acc;
}
// Original top-left must stay on kControl rects, we adjust accordingly because
// sierra sci actually wont draw rects that are upside down (example: jones,
// when challenging jones - one button is a duplicate and also has lower-right
// which is 0, 0)
Common::Rect kControlCreateRect(int16 x, int16 y, int16 x1, int16 y1) {
if (x > x1) x1 = x;
if (y > y1) y1 = y;
return Common::Rect(x, y, x1, y1);
}
void _k_GenericDrawControl(EngineState *s, reg_t controlObject, bool hilite) {
int16 type = readSelectorValue(s->_segMan, controlObject, SELECTOR(type));
int16 style = readSelectorValue(s->_segMan, controlObject, SELECTOR(state));
int16 x = readSelectorValue(s->_segMan, controlObject, SELECTOR(nsLeft));
int16 y = readSelectorValue(s->_segMan, controlObject, SELECTOR(nsTop));
GuiResourceId fontId = readSelectorValue(s->_segMan, controlObject, SELECTOR(font));
reg_t textReference = readSelector(s->_segMan, controlObject, SELECTOR(text));
Common::String text;
Common::Rect rect;
TextAlignment alignment;
int16 mode, maxChars, cursorPos, upperPos, listCount, i;
uint16 upperOffset, cursorOffset;
GuiResourceId viewId;
int16 loopNo;
int16 celNo;
int16 priority;
reg_t listSeeker;
Common::String *listStrings = nullptr;
bool isAlias = false;
rect = kControlCreateRect(x, y,
readSelectorValue(s->_segMan, controlObject, SELECTOR(nsRight)),
readSelectorValue(s->_segMan, controlObject, SELECTOR(nsBottom)));
if (!textReference.isNull())
text = s->_segMan->getString(textReference);
uint16 languageSplitter = 0;
Common::String splitText;
switch (type) {
case SCI_CONTROLS_TYPE_BUTTON:
case SCI_CONTROLS_TYPE_TEXTEDIT:
splitText = g_sci->strSplitLanguage(text.c_str(), &languageSplitter, NULL);
break;
case SCI_CONTROLS_TYPE_TEXT:
splitText = g_sci->strSplitLanguage(text.c_str(), &languageSplitter);
break;
}
switch (type) {
case SCI_CONTROLS_TYPE_BUTTON:
debugC(kDebugLevelGraphics, "drawing button %04x:%04x to %d,%d", PRINT_REG(controlObject), x, y);
g_sci->_gfxControls16->kernelDrawButton(rect, controlObject, splitText.c_str(), languageSplitter, fontId, style, hilite);
return;
case SCI_CONTROLS_TYPE_TEXT:
alignment = readSelectorValue(s->_segMan, controlObject, SELECTOR(mode));
debugC(kDebugLevelGraphics, "drawing text %04x:%04x ('%s') to %d,%d, mode=%d", PRINT_REG(controlObject), text.c_str(), x, y, alignment);
g_sci->_gfxControls16->kernelDrawText(rect, controlObject, splitText.c_str(), languageSplitter, fontId, alignment, style, hilite);
s->r_acc = g_sci->_gfxText16->allocAndFillReferenceRectArray();
return;
case SCI_CONTROLS_TYPE_TEXTEDIT:
mode = readSelectorValue(s->_segMan, controlObject, SELECTOR(mode));
maxChars = readSelectorValue(s->_segMan, controlObject, SELECTOR(max));
cursorPos = readSelectorValue(s->_segMan, controlObject, SELECTOR(cursor));
if (cursorPos > (int)text.size()) {
// if cursor is outside of text, adjust accordingly
cursorPos = text.size();
writeSelectorValue(s->_segMan, controlObject, SELECTOR(cursor), cursorPos);
}
debugC(kDebugLevelGraphics, "drawing edit control %04x:%04x (text %04x:%04x, '%s') to %d,%d", PRINT_REG(controlObject), PRINT_REG(textReference), text.c_str(), x, y);
g_sci->_gfxControls16->kernelDrawTextEdit(rect, controlObject, splitText.c_str(), languageSplitter, fontId, mode, style, cursorPos, maxChars, hilite);
return;
case SCI_CONTROLS_TYPE_ICON:
viewId = readSelectorValue(s->_segMan, controlObject, SELECTOR(view));
{
int l = readSelectorValue(s->_segMan, controlObject, SELECTOR(loop));
loopNo = (l & 0x80) ? l - 256 : l;
int c = readSelectorValue(s->_segMan, controlObject, SELECTOR(cel));
celNo = (c & 0x80) ? c - 256 : c;
// Check if the control object specifies a priority selector (like in Jones)
if (lookupSelector(s->_segMan, controlObject, SELECTOR(priority), NULL, NULL) == kSelectorVariable)
priority = readSelectorValue(s->_segMan, controlObject, SELECTOR(priority));
else
priority = -1;
}
debugC(kDebugLevelGraphics, "drawing icon control %04x:%04x to %d,%d", PRINT_REG(controlObject), x, y - 1);
g_sci->_gfxControls16->kernelDrawIcon(rect, controlObject, viewId, loopNo, celNo, priority, style, hilite);
return;
case SCI_CONTROLS_TYPE_LIST:
case SCI_CONTROLS_TYPE_LIST_ALIAS:
if (type == SCI_CONTROLS_TYPE_LIST_ALIAS)
isAlias = true;
maxChars = readSelectorValue(s->_segMan, controlObject, SELECTOR(x)); // max chars per entry
cursorOffset = readSelectorValue(s->_segMan, controlObject, SELECTOR(cursor));
if (SELECTOR(topString) != -1) {
// Games from early SCI1 onwards use topString
upperOffset = readSelectorValue(s->_segMan, controlObject, SELECTOR(topString));
} else {
// Earlier games use lsTop or brTop
if (lookupSelector(s->_segMan, controlObject, SELECTOR(brTop), NULL, NULL) == kSelectorVariable)
upperOffset = readSelectorValue(s->_segMan, controlObject, SELECTOR(brTop));
else
upperOffset = readSelectorValue(s->_segMan, controlObject, SELECTOR(lsTop));
}
// Count string entries in NULL terminated string list
listCount = 0; listSeeker = textReference;
while (s->_segMan->strlen(listSeeker) > 0) {
listCount++;
listSeeker.incOffset(maxChars);
}
// TODO: This is rather convoluted... It would be a lot cleaner
// if sciw_new_list_control would take a list of Common::String
cursorPos = 0; upperPos = 0;
if (listCount) {
// We create a pointer-list to the different strings, we also find out whats upper and cursor position
listSeeker = textReference;
listStrings = new Common::String[listCount];
for (i = 0; i < listCount; i++) {
listStrings[i] = s->_segMan->getString(listSeeker);
if (listSeeker.getOffset() == upperOffset)
upperPos = i;
if (listSeeker.getOffset() == cursorOffset)
cursorPos = i;
listSeeker.incOffset(maxChars);
}
}
debugC(kDebugLevelGraphics, "drawing list control %04x:%04x to %d,%d", PRINT_REG(controlObject), x, y);
g_sci->_gfxControls16->kernelDrawList(rect, controlObject, maxChars, listCount, listStrings, fontId, style, upperPos, cursorPos, isAlias, hilite);
delete[] listStrings;
return;
case SCI_CONTROLS_TYPE_DUMMY:
// Actually this here does nothing at all, its required by at least QfG1/EGA that we accept this type
return;
default:
error("unsupported control type %d", type);
}
}
reg_t kDrawControl(EngineState *s, int argc, reg_t *argv) {
reg_t controlObject = argv[0];
Common::String objName = s->_segMan->getObjectName(controlObject);
// Most of the time, we won't return anything to the caller
// but |r| textcodes will trigger creation of rects in memory and will then set s->r_acc
s->r_acc = NULL_REG;
// Disable the "Change Directory" button, as we don't allow the game engine to
// change the directory where saved games are placed
// "changeDirItem" is used in the import windows of QFG2&3
if ((objName == "changeDirI") || (objName == "changeDirItem")) {
int state = readSelectorValue(s->_segMan, controlObject, SELECTOR(state));
writeSelectorValue(s->_segMan, controlObject, SELECTOR(state), (state | SCI_CONTROLS_STYLE_DISABLED) & ~SCI_CONTROLS_STYLE_ENABLED);
}
if (objName == "DEdit") {
reg_t textReference = readSelector(s->_segMan, controlObject, SELECTOR(text));
if (!textReference.isNull()) {
Common::String text = s->_segMan->getString(textReference);
if ((text == "a:hq1_hero.sav") || (text == "a:glory1.sav") || (text == "a:glory2.sav") || (text == "a:glory3.sav") || (text == "a:gloire3.sauv")) {
// Remove "a:" from hero quest / quest for glory export default filenames
// The french version of Quest For Glory 3 uses "gloire3.sauv". It seems a translator translated the filename.
text.deleteChar(0);
text.deleteChar(0);
s->_segMan->strcpy(textReference, text.c_str());
}
}
}
if (objName == "savedHeros") {
// Import of QfG character files dialog is shown.
// Display additional popup information before letting user use it.
// For the SCI32 version of this, check kernelAddPlane().
reg_t changeDirButton = s->_segMan->findObjectByName("changeDirItem");
if (!changeDirButton.isNull()) {
// check if checkDirButton is still enabled, in that case we are called the first time during that room
if (!(readSelectorValue(s->_segMan, changeDirButton, SELECTOR(state)) & SCI_CONTROLS_STYLE_DISABLED)) {
showScummVMDialog(_("Characters saved inside ScummVM are shown "
"automatically. Character files saved in the original "
"interpreter need to be put inside ScummVM's saved games "
"directory and a prefix needs to be added depending on which "
"game it was saved in: 'qfg1-' for Quest for Glory 1, 'qfg2-' "
"for Quest for Glory 2. Example: 'qfg2-thief.sav'."));
}
}
// For the SCI32 version of this, check kListAt().
s->_chosenQfGImportItem = readSelectorValue(s->_segMan, controlObject, SELECTOR(mark));
}
_k_GenericDrawControl(s, controlObject, false);
return s->r_acc;
}
reg_t kHiliteControl(EngineState *s, int argc, reg_t *argv) {
reg_t controlObject = argv[0];
_k_GenericDrawControl(s, controlObject, true);
return s->r_acc;
}
reg_t kEditControl(EngineState *s, int argc, reg_t *argv) {
reg_t controlObject = argv[0];
reg_t eventObject = argv[1];
if (!controlObject.isNull()) {
int16 controlType = readSelectorValue(s->_segMan, controlObject, SELECTOR(type));
switch (controlType) {
case SCI_CONTROLS_TYPE_TEXTEDIT:
// Only process textedit controls in here
g_sci->_gfxControls16->kernelTexteditChange(controlObject, eventObject);
break;
default:
break;
}
}
return s->r_acc;
}
reg_t kAddToPic(EngineState *s, int argc, reg_t *argv) {
GuiResourceId viewId;
int16 loopNo;
int16 celNo;
int16 leftPos, topPos, priority, control;
switch (argc) {
// Is this ever really gets called with 0 parameters, we need to set _picNotValid!!
//case 0:
// break;
case 1:
if (argv[0].isNull())
return s->r_acc;
g_sci->_gfxAnimate->kernelAddToPicList(argv[0], argc, argv);
break;
case 7:
viewId = argv[0].toUint16();
loopNo = argv[1].toSint16();
celNo = argv[2].toSint16();
leftPos = argv[3].toSint16();
topPos = argv[4].toSint16();
priority = argv[5].toSint16();
control = argv[6].toSint16();
g_sci->_gfxAnimate->kernelAddToPicView(viewId, loopNo, celNo, leftPos, topPos, priority, control);
break;
default:
error("kAddToPic with unsupported parameter count %d", argc);
}
return s->r_acc;
}
reg_t kGetPort(EngineState *s, int argc, reg_t *argv) {
return g_sci->_gfxPorts->kernelGetActive();
}
reg_t kSetPort(EngineState *s, int argc, reg_t *argv) {
uint16 portId;
Common::Rect picRect;
int16 picTop, picLeft;
bool initPriorityBandsFlag = false;
switch (argc) {
case 1:
portId = argv[0].toSint16();
g_sci->_gfxPorts->kernelSetActive(portId);
break;
case 7:
initPriorityBandsFlag = true;
case 6:
picRect.top = argv[0].toSint16();
picRect.left = argv[1].toSint16();
picRect.bottom = argv[2].toSint16();
picRect.right = argv[3].toSint16();
picTop = argv[4].toSint16();
picLeft = argv[5].toSint16();
g_sci->_gfxPorts->kernelSetPicWindow(picRect, picTop, picLeft, initPriorityBandsFlag);
break;
default:
error("SetPort was called with %d parameters", argc);
break;
}
return NULL_REG;
}
reg_t kDrawCel(EngineState *s, int argc, reg_t *argv) {
GuiResourceId viewId = argv[0].toSint16();
int16 loopNo = argv[1].toSint16();
int16 celNo = argv[2].toSint16();
uint16 x = argv[3].toUint16();
uint16 y = argv[4].toUint16();
int16 priority = (argc > 5) ? argv[5].toSint16() : -1;
uint16 paletteNo = (argc > 6) ? argv[6].toUint16() : 0;
bool hiresMode = false;
reg_t upscaledHiresHandle = NULL_REG;
uint16 scaleX = 128;
uint16 scaleY = 128;
if (argc > 7) {
// this is either kq6 hires or scaling
if (paletteNo > 0) {
// it's scaling
scaleX = argv[6].toUint16();
scaleY = argv[7].toUint16();
paletteNo = 0;
} else {
// KQ6 hires
hiresMode = true;
upscaledHiresHandle = argv[7];
}
}
g_sci->_gfxPaint16->kernelDrawCel(viewId, loopNo, celNo, x, y, priority, paletteNo, scaleX, scaleY, hiresMode, upscaledHiresHandle);
return s->r_acc;
}
reg_t kDisposeWindow(EngineState *s, int argc, reg_t *argv) {
int windowId = argv[0].toSint16();
bool reanimate = false;
if ((argc != 2) || (argv[1].isNull()))
reanimate = true;
g_sci->_gfxPorts->kernelDisposeWindow(windowId, reanimate);
return s->r_acc;
}
reg_t kNewWindow(EngineState *s, int argc, reg_t *argv) {
Common::Rect rect1 (argv[1].toSint16(), argv[0].toSint16(), argv[3].toSint16(), argv[2].toSint16());
Common::Rect rect2;
int argextra = argc >= 13 ? 4 : 0; // Triggers in PQ3 and SCI1.1 games, argc 13 for DOS argc 15 for mac
int style = argv[5 + argextra].toSint16();
int priority = (argc > 6 + argextra) ? argv[6 + argextra].toSint16() : -1;
int colorPen = adjustGraphColor((argc > 7 + argextra) ? argv[7 + argextra].toSint16() : 0);
int colorBack = adjustGraphColor((argc > 8 + argextra) ? argv[8 + argextra].toSint16() : 255);
if (argc >= 13)
rect2 = Common::Rect (argv[5].toSint16(), argv[4].toSint16(), argv[7].toSint16(), argv[6].toSint16());
Common::String title;
if (argv[4 + argextra].getSegment()) {
title = s->_segMan->getString(argv[4 + argextra]);
title = g_sci->strSplit(title.c_str(), NULL);
}
return g_sci->_gfxPorts->kernelNewWindow(rect1, rect2, style, priority, colorPen, colorBack, title.c_str());
}
reg_t kAnimate(EngineState *s, int argc, reg_t *argv) {
reg_t castListReference = (argc > 0) ? argv[0] : NULL_REG;
bool cycle = (argc > 1) ? ((argv[1].toUint16()) ? true : false) : false;
g_sci->_gfxAnimate->kernelAnimate(castListReference, cycle, argc, argv);
// WORKAROUND: At the end of Ecoquest 1, during the credits, the game
// doesn't call kGetEvent(), so no events are processed (e.g. window
// focusing, window moving etc). We poll events for that scene, to
// keep ScummVM responsive. Fixes ScummVM "freezing" during the credits,
// bug #3101846
if (g_sci->getGameId() == GID_ECOQUEST && s->currentRoomNumber() == 680)
g_sci->getEventManager()->getSciEvent(SCI_EVENT_PEEK);
return s->r_acc;
}
reg_t kShakeScreen(EngineState *s, int argc, reg_t *argv) {
int16 shakeCount = (argc > 0) ? argv[0].toUint16() : 1;
int16 directions = (argc > 1) ? argv[1].toUint16() : 1;
g_sci->_gfxScreen->kernelShakeScreen(shakeCount, directions);
return s->r_acc;
}
reg_t kDisplay(EngineState *s, int argc, reg_t *argv) {
reg_t textp = argv[0];
int index = (argc > 1) ? argv[1].toUint16() : 0;
Common::String text;
if (textp.getSegment()) {
argc--; argv++;
text = s->_segMan->getString(textp);
} else {
argc--; argc--; argv++; argv++;
text = g_sci->getKernel()->lookupText(textp, index);
}
uint16 languageSplitter = 0;
Common::String splitText = g_sci->strSplitLanguage(text.c_str(), &languageSplitter);
return g_sci->_gfxPaint16->kernelDisplay(splitText.c_str(), languageSplitter, argc, argv);
}
reg_t kSetVideoMode(EngineState *s, int argc, reg_t *argv) {
// This call is used for KQ6's intro. It has one parameter, which is 1 when
// the intro begins, and 0 when it ends. It is suspected that this is
// actually a flag to enable video planar memory access, as the video
// decoder in KQ6 is specifically written for the planar memory model.
// Planar memory mode access was used for VGA "Mode X" (320x240 resolution,
// although the intro in KQ6 is 320x200).
// Refer to http://en.wikipedia.org/wiki/Mode_X
//warning("STUB: SetVideoMode %d", argv[0].toUint16());
return s->r_acc;
}
// New calls for SCI11. Using those is only needed when using text-codes so that
// one is able to change font and/or color multiple times during kDisplay and
// kDrawControl
reg_t kTextFonts(EngineState *s, int argc, reg_t *argv) {
g_sci->_gfxText16->kernelTextFonts(argc, argv);
return s->r_acc;
}
reg_t kTextColors(EngineState *s, int argc, reg_t *argv) {
g_sci->_gfxText16->kernelTextColors(argc, argv);
return s->r_acc;
}
/**
* Debug command, used by the SCI builtin debugger
*/
reg_t kShow(EngineState *s, int argc, reg_t *argv) {
uint16 map = argv[0].toUint16();
switch (map) {
case 1: // Visual, substituted by display for us
g_sci->_gfxScreen->debugShowMap(3);
break;
case 2: // Priority
g_sci->_gfxScreen->debugShowMap(1);
break;
case 3: // Control
case 4: // Control
g_sci->_gfxScreen->debugShowMap(2);
break;
default:
warning("Map %d is not available", map);
}
return s->r_acc;
}
// Early variant of the SCI32 kRemapColors kernel function, used in the demo of QFG4
reg_t kRemapColors(EngineState *s, int argc, reg_t *argv) {
uint16 operation = argv[0].toUint16();
switch (operation) {
case 0: { // remap by percent
uint16 percent = argv[1].toUint16();
g_sci->_gfxRemap16->resetRemapping();
g_sci->_gfxRemap16->setRemappingPercent(254, percent);
}
break;
case 1: { // remap by range
uint16 from = argv[1].toUint16();
uint16 to = argv[2].toUint16();
uint16 base = argv[3].toUint16();
g_sci->_gfxRemap16->resetRemapping();
g_sci->_gfxRemap16->setRemappingRange(254, from, to, base);
}
break;
case 2: // turn remapping off (unused)
error("Unused subop kRemapColors(2) has been called");
break;
default:
break;
}
return s->r_acc;
}
} // End of namespace Sci
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