diff options
Diffstat (limited to 'engines/zvision/scripting/controls/safe_control.cpp')
| -rw-r--r-- | engines/zvision/scripting/controls/safe_control.cpp | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/engines/zvision/scripting/controls/safe_control.cpp b/engines/zvision/scripting/controls/safe_control.cpp new file mode 100644 index 0000000000..de1ece5b19 --- /dev/null +++ b/engines/zvision/scripting/controls/safe_control.cpp @@ -0,0 +1,205 @@ +/* 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 "zvision/scripting/controls/safe_control.h" + +#include "zvision/zvision.h" +#include "zvision/scripting/script_manager.h" +#include "zvision/graphics/render_manager.h" +#include "zvision/cursors/cursor_manager.h" +#include "zvision/animation/meta_animation.h" +#include "zvision/utility/utility.h" + +#include "common/stream.h" +#include "common/file.h" +#include "common/tokenizer.h" +#include "common/system.h" + +#include "graphics/surface.h" + + +namespace ZVision { + +SafeControl::SafeControl(ZVision *engine, uint32 key, Common::SeekableReadStream &stream) + : Control(engine, key, CONTROL_SAFE) { + _statesCount = 0; + _curState = 0; + _animation = NULL; + _innerRaduis = 0; + _innerRadiusSqr = 0; + _outerRadius = 0; + _outerRadiusSqr = 0; + _zeroPointer = 0; + _startPointer = 0; + _curFrame = -1; + _targetFrame = 0; + _frameTime = 0; + _lastRenderedFrame = -1; + + // Loop until we find the closing brace + Common::String line = stream.readLine(); + trimCommentsAndWhiteSpace(&line); + Common::String param; + Common::String values; + getParams(line, param, values); + + while (!stream.eos() && !line.contains('}')) { + if (param.matchString("animation", true)) { + _animation = new MetaAnimation(values, _engine); + } else if (param.matchString("rectangle", true)) { + int x; + int y; + int width; + int height; + + sscanf(values.c_str(), "%d %d %d %d", &x, &y, &width, &height); + + _rectangle = Common::Rect(x, y, width, height); + } else if (param.matchString("num_states", true)) { + _statesCount = atoi(values.c_str()); + } else if (param.matchString("center", true)) { + int x; + int y; + + sscanf(values.c_str(), "%d %d", &x, &y); + _center = Common::Point(x, y); + } else if (param.matchString("dial_inner_radius", true)) { + _innerRaduis = atoi(values.c_str()); + _innerRadiusSqr = _innerRaduis * _innerRaduis; + } else if (param.matchString("radius", true)) { + _outerRadius = atoi(values.c_str()); + _outerRadiusSqr = _outerRadius * _outerRadius; + } else if (param.matchString("zero_radians_offset", true)) { + _zeroPointer = atoi(values.c_str()); + } else if (param.matchString("pointer_offset", true)) { + _startPointer = atoi(values.c_str()); + _curState = _startPointer; + } else if (param.matchString("cursor", true)) { + // Not used + } else if (param.matchString("mirrored", true)) { + // Not used + } else if (param.matchString("venus_id", true)) { + _venusId = atoi(values.c_str()); + } + + line = stream.readLine(); + trimCommentsAndWhiteSpace(&line); + getParams(line, param, values); + } + renderFrame(_curState); +} + +SafeControl::~SafeControl() { + if (_animation) + delete _animation; + +} + +void SafeControl::renderFrame(uint frameNumber) { + if (frameNumber == 0) { + _lastRenderedFrame = frameNumber; + } else if ((int16)frameNumber < _lastRenderedFrame) { + _lastRenderedFrame = frameNumber; + frameNumber = (_statesCount * 2) - frameNumber; + } else { + _lastRenderedFrame = frameNumber; + } + + const Graphics::Surface *frameData; + int x = _rectangle.left; + int y = _rectangle.top; + + frameData = _animation->getFrameData(frameNumber); + if (frameData) + _engine->getRenderManager()->blitSurfaceToBkg(*frameData, x, y); +} + +bool SafeControl::process(uint32 deltaTimeInMillis) { + if (_engine->getScriptManager()->getStateFlag(_key) & Puzzle::DISABLED) + return false; + + if (_curFrame != _targetFrame) { + _frameTime -= deltaTimeInMillis; + + if (_frameTime <= 0) { + if (_curFrame < _targetFrame) { + _curFrame++; + renderFrame(_curFrame); + } else if (_curFrame > _targetFrame) { + _curFrame--; + renderFrame(_curFrame); + } + _frameTime = _animation->frameTime(); + } + } + return false; +} + +bool SafeControl::onMouseMove(const Common::Point &screenSpacePos, const Common::Point &backgroundImageSpacePos) { + if (_engine->getScriptManager()->getStateFlag(_key) & Puzzle::DISABLED) + return false; + + if (_rectangle.contains(backgroundImageSpacePos)) { + int32 mR = backgroundImageSpacePos.sqrDist(_center); + if (mR <= _outerRadiusSqr && mR >= _innerRadiusSqr) { + _engine->getCursorManager()->changeCursor(CursorIndex_Active); + return true; + } + } + return false; +} + +bool SafeControl::onMouseUp(const Common::Point &screenSpacePos, const Common::Point &backgroundImageSpacePos) { + if (_engine->getScriptManager()->getStateFlag(_key) & Puzzle::DISABLED) + return false; + + if (_rectangle.contains(backgroundImageSpacePos)) { + int32 mR = backgroundImageSpacePos.sqrDist(_center); + if (mR <= _outerRadiusSqr && mR >= _innerRadiusSqr) { + setVenus(); + + Common::Point tmp = backgroundImageSpacePos - _center; + + float dd = atan2(tmp.x, tmp.y) * 57.29578; + + int16 dp_state = 360 / _statesCount; + + int16 m_state = (_statesCount - ((((int16)dd + 540) % 360) / dp_state)) % _statesCount; + + int16 tmp2 = (m_state + _curState - _zeroPointer + _statesCount - 1) % _statesCount; + + _curFrame = (_curState + _statesCount - _startPointer) % _statesCount; + + _curState = (_statesCount * 2 + tmp2) % _statesCount; + + _targetFrame = (_curState + _statesCount - _startPointer) % _statesCount; + + _engine->getScriptManager()->setStateValue(_key, _curState); + return true; + } + } + return false; +} + +} // End of namespace ZVision |