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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/scummsys.h"
#include "graphics/cursorman.h"
#include "common/events.h"
#include "common/endian.h"
#include "engines/util.h"
#include "access/access.h"
#include "access/events.h"
#include "access/amazon/amazon_resources.h"
#define CURSOR_WIDTH 16
#define CURSOR_HEIGHT 16
namespace Access {
EventsManager::EventsManager(AccessEngine *vm): _vm(vm) {
_cursorId = CURSOR_NONE;
_frameCounter = 10;
_priorFrameTime = 0;
_leftButton = false;
}
EventsManager::~EventsManager() {
}
void EventsManager::setCursor(CursorType cursorId) {
if (cursorId == _cursorId)
return;
_cursorId = cursorId;
// Get a pointer to the mouse data to use, and get the cursor hotspot
const byte *srcP = Amazon::CURSORS[cursorId];
int hotspotX = (int16)READ_LE_UINT16(srcP);
int hotspotY = (int16)READ_LE_UINT16(srcP + 2);
srcP += 4;
// Create a surface to build up the cursor on
Graphics::Surface cursorSurface;
cursorSurface.create(16, 16, Graphics::PixelFormat::createFormatCLUT8());
byte *destP = (byte *)cursorSurface.getPixels();
Common::fill(destP, destP + CURSOR_WIDTH * CURSOR_HEIGHT, 0);
// Loop to build up the cursor
for (int y = 0; y < CURSOR_HEIGHT; ++y) {
destP = (byte *)cursorSurface.getBasePtr(0, y);
int width = CURSOR_WIDTH;
int skip = *srcP++;
int plot = *srcP++;
if (skip >= width)
break;
// Skip over pixels
destP += skip;
width -= skip;
// Write out the pixels to plot
while (plot > 0 && width > 0) {
*destP++ = *srcP++;
--plot;
--width;
}
}
// Set the cursor
CursorMan.replaceCursor(cursorSurface.getPixels(), CURSOR_WIDTH, CURSOR_HEIGHT,
hotspotX, hotspotY, 0);
// Free the cursor surface
cursorSurface.free();
}
void EventsManager::showCursor() {
CursorMan.showMouse(true);
}
void EventsManager::hideCursor() {
CursorMan.showMouse(false);
}
bool EventsManager::isCursorVisible() {
return CursorMan.isVisible();
}
void EventsManager::pollEvents() {
checkForNextFrameCounter();
_leftButton = false;
Common::Event event;
while (g_system->getEventManager()->pollEvent(event)) {
// Handle keypress
switch (event.type) {
case Common::EVENT_QUIT:
case Common::EVENT_RTL:
return;
case Common::EVENT_KEYDOWN:
// Check for debugger
if (event.kbd.keycode == Common::KEYCODE_d && (event.kbd.flags & Common::KBD_CTRL)) {
// Attach to the debugger
_vm->_debugger->attach();
_vm->_debugger->onFrame();
}
return;
case Common::EVENT_KEYUP:
return;
case Common::EVENT_LBUTTONDOWN:
_leftButton = true;
return;
case Common::EVENT_LBUTTONUP:
return;
default:
break;
}
}
}
void EventsManager::checkForNextFrameCounter() {
// Check for next game frame
uint32 milli = g_system->getMillis();
if ((milli - _priorFrameTime) >= GAME_FRAME_TIME) {
++_frameCounter;
_priorFrameTime = milli;
// Give time to the debugger
_vm->_debugger->onFrame();
// Signal the ScummVM debugger
_vm->_debugger->onFrame();
}
}
} // End of namespace Access
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