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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 "titanic/pet_control/pet_slider.h"
#include "titanic/pet_control/pet_control.h"
namespace Titanic {
CPetSlider::CPetSlider() {
_orientation = 0;
_thumbWidth = 0;
_thumbHeight = 0;
_sliderOffset = 0;
_thumbFocused = false;
}
Rect CPetSlider::clearDirtyArea() {
Rect result = _dirtyArea;
_dirtyArea.clear();
return result;
}
bool CPetSlider::checkThumb(const Point &pt) {
_thumbFocused = thumbContains(pt);
if (_thumbFocused)
return true;
else
return containsPt(pt);
}
bool CPetSlider::resetThumbFocus() {
bool result = _thumbFocused;
_thumbFocused = false;
return result;
}
void CPetSlider::proc10(const Point &pt) {
int newOffset = calcSliderOffset(pt);
setOffsetPixels(newOffset);
}
bool CPetSlider::proc12(const Point &pt) {
if (thumbContains(pt))
return true;
if (!containsPt(pt))
return false;
int newOffset = calcSliderOffset(pt);
setOffsetPixels(newOffset);
return true;
}
bool CPetSlider::contains(const Point &pt) const {
return thumbContains(pt) || containsPt(pt);
}
double CPetSlider::getOffsetPixels() const {
int maxVal = 0, minVal = 0;
if (_orientation & ORIENTATION_HORIZONTAL) {
maxVal = _slidingRect.right;
minVal = _slidingRect.left;
}
if (_orientation & ORIENTATION_VERTICAL) {
maxVal = _slidingRect.bottom;
minVal = _slidingRect.top;
}
if (minVal == maxVal)
return 0.0;
return _sliderOffset / (maxVal - minVal);
}
void CPetSlider::setSliderOffset(double offset) {
if (_orientation & ORIENTATION_HORIZONTAL)
_sliderOffset = offset * (_slidingRect.right - _slidingRect.left);
if (_orientation & ORIENTATION_VERTICAL)
_sliderOffset = offset * (_slidingRect.bottom - _slidingRect.top);
}
void CPetSlider::setOffsetPixels(int offset) {
// Add the slider's old position to the dirty area
Rect tempRect = getThumbRect();
_dirtyArea.combine(tempRect);
// Set the new offset
_sliderOffset = offset;
// Add the thumb's new location to the dirty area
tempRect = getThumbRect();
_dirtyArea.combine(tempRect);
}
Point CPetSlider::getBackgroundDrawPos() {
return Point(_bounds.left, _bounds.top);
}
Point CPetSlider::getThumbDrawPos() {
Point thumbPos = getThumbCentroidPos();
thumbPos -= Point(_thumbWidth / 2, _thumbHeight / 2);
return thumbPos;
}
Point CPetSlider::getThumbCentroidPos() const {
Point pt;
if (_orientation & ORIENTATION_HORIZONTAL) {
pt = Point(_slidingRect.left + _sliderOffset,
_slidingRect.top + _slidingRect.height() / 2);
}
if (_orientation & ORIENTATION_VERTICAL) {
pt = Point(_slidingRect.left + _slidingRect.width() / 2,
_slidingRect.top + _sliderOffset);
}
return pt;
}
bool CPetSlider::thumbContains(const Point &pt) const {
return getThumbRect().contains(pt);
}
Rect CPetSlider::getThumbRect() const {
Rect thumbRect(0, 0, _thumbWidth, _thumbHeight);
Point centroid = getThumbCentroidPos();
thumbRect.moveTo(centroid.x - _thumbWidth / 2, centroid.y - _thumbHeight / 2);
return thumbRect;
}
int CPetSlider::calcSliderOffset(const Point &pt) const {
int result = 0;
if (_orientation & ORIENTATION_HORIZONTAL) {
result = CLIP(pt.x, _slidingRect.left, _slidingRect.right) - _slidingRect.left;
}
if (_orientation & ORIENTATION_VERTICAL) {
result = CLIP(pt.y, _slidingRect.top, _slidingRect.bottom) - _slidingRect.top;
}
return result;
}
void CPetSlider::setOrientation(SliderOrientation orientation) {
_orientation |= orientation;
}
void CPetSlider::stepPosition(int direction) {
double val = getOffsetPixels();
if (direction == -1) {
val = MAX(val - 0.1, 0.0);
} else if (direction == 1) {
val = MIN(val + 0.1, 1.0);
}
setSliderOffset(val);
}
/*------------------------------------------------------------------------*/
void CPetSoundSlider::setupBackground(const CString &name, CPetControl *petControl) {
if (petControl) {
_background = petControl->getHiddenObject(name);
}
}
void CPetSoundSlider::setupThumb(const CString &name, CPetControl *petControl) {
if (petControl) {
_thumb = petControl->getHiddenObject(name);
}
}
void CPetSoundSlider::setupBackground2(const CString &name, CPetControl *petControl) {
if (petControl) {
CString numStr = "3";
int mode = petControl->getState8();
if (mode <= 3) {
numStr = CString(mode);
} else if (mode == 4) {
mode = petControl->getStateC();
if (mode == 1) {
numStr = CString(mode);
}
}
CString fullName = numStr + name;
setupBackground(fullName, petControl);
}
}
void CPetSoundSlider::setupThumb2(const CString &name, CPetControl *petControl) {
if (petControl) {
CString numStr = "3";
int mode = petControl->getState8();
if (mode <= 3) {
numStr = CString(mode);
}
else if (mode == 4) {
mode = petControl->getStateC();
if (mode == 1) {
numStr = CString(mode);
}
}
CString fullName = numStr + name;
setupThumb(fullName, petControl);
}
}
void CPetSoundSlider::draw(CScreenManager *screenManager) {
if (_background) {
Point pt = getBackgroundDrawPos();
_background->draw(screenManager, pt);
}
if (_thumb) {
Point pt = getThumbDrawPos();
_thumb->draw(screenManager, pt);
}
}
} // End of namespace Titanic
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