110 lines
2.6 KiB
C++
110 lines
2.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "bagel/spacebar/baglib/bmp_object.h"
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#include "bagel/spacebar/boflib/app.h"
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namespace Bagel {
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namespace SpaceBar {
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CBagBmpObject::CBagBmpObject() : CBagObject() {
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_xObjType = BMP_OBJ;
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_bmp = nullptr;
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_transparency = -1;
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CBagObject::setOverCursor(1);
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setTimeless(true);
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}
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CBagBmpObject::~CBagBmpObject() {
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CBagBmpObject::detach();
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}
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ErrorCode CBagBmpObject::attach(CBofPalette *palette) {
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_bmp = new CBofBitmap(getFileName(), palette);
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return CBagObject::attach();
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}
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ErrorCode CBagBmpObject::detach() {
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delete _bmp;
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_bmp = nullptr;
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return CBagObject::detach();
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}
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CBofRect CBagBmpObject::getRect() {
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const CBofPoint curPos = getPosition();
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CBofSize size;
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if (_bmp)
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size = _bmp->getSize();
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return CBofRect(curPos, size);
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}
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ErrorCode CBagBmpObject::update(CBofBitmap *bmp, CBofPoint pt, CBofRect *srcRect, int maskColor) {
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if (bmp) {
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_transparency = maskColor;
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if (srcRect) {
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const CBofSize size = bmp->getSize();
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if (pt.x < 0) {
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srcRect->left -= pt.x;
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pt.x = 0;
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}
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if (pt.y < 0) {
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srcRect->top -= pt.y;
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pt.y = 0;
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}
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int offset = srcRect->right + pt.x - size.cx;
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if (offset >= 0) {
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srcRect->right -= offset + 1;
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}
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offset = srcRect->bottom + pt.y - size.cy;
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if (offset >= 0) {
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srcRect->bottom -= offset + 1;
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}
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}
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if (_bmp->paint(bmp, pt.x, pt.y, srcRect, maskColor))
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return ERR_UNKNOWN;
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}
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return ERR_NONE;
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}
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bool CBagBmpObject::isInside(const CBofPoint &pt) {
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if (_bmp && getRect().ptInRect(pt)) {
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if (_transparency >= 0) {
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const int x = pt.x - getRect().left;
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const int y = pt.y - getRect().top;
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const int color = _bmp->readPixel(x, y);
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return color != _transparency;
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}
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return true;
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}
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return false;
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}
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} // namespace SpaceBar
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} // namespace Bagel
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