Initial commit

engines/bagel/spacebar/baglib/storage_dev_bmp.cpp

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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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "bagel/spacebar/baglib/storage_dev_bmp.h"
+#include "bagel/spacebar/baglib/bagel.h"
+
+namespace Bagel {
+namespace SpaceBar {
+
+CBagStorageDevBmp::CBagStorageDevBmp(CBofWindow *pParent, const CBofRect &xRect, bool bTrans)
+	: CBagBmpObject() {
+	_cSrcRect.setRect(0, 0, 0, 0);
+	_bTrans = bTrans;
+	_xSDevType = SDEV_BMP;
+	setRect(xRect);
+	_pWorkBmp = nullptr;
+	_nMaskColor = CBagel::getBagApp()->getChromaColor();
+
+	CBagStorageDev::setAssociateWnd(pParent);
+
+	setVisible();       // This object is visible
+}
+
+CBagStorageDevBmp::~CBagStorageDevBmp() {
+	// Delete any current work bmp
+	killWorkBmp();
+}
+
+ErrorCode CBagStorageDevBmp::attach() {
+	_nMaskColor = CBagel::getBagApp()->getChromaColor();
+	return CBagStorageDev::attach();
+}
+
+
+ErrorCode CBagStorageDevBmp::detach() {
+	killWorkBmp();
+	return CBagStorageDev::detach();
+}
+
+ErrorCode CBagStorageDevBmp::setBackground(CBofBitmap *pBmp) {
+	if (pBmp != nullptr) {
+		setBitmap(pBmp);
+		setWorkBmp();
+	} else {
+		// Hope and pray that this is the right thing to do
+		if (getBitmap()) {
+			delete getBitmap();
+		}
+
+		setBitmap(nullptr);
+		killWorkBmp();
+	}
+
+	return _errCode;
+}
+
+ErrorCode CBagStorageDevBmp::setWorkBmp() {
+	// Delete any previous work area
+	killWorkBmp();
+
+	CBofBitmap *pBmp = getBackground();
+	if (pBmp != nullptr) {
+		_pWorkBmp = new CBofBitmap(pBmp->width(), pBmp->height(), pBmp->getPalette());
+		pBmp->paint(_pWorkBmp);
+	}
+
+	return _errCode;
+}
+
+ErrorCode CBagStorageDevBmp::killWorkBmp() {
+	delete _pWorkBmp;
+	_pWorkBmp = nullptr;
+
+	return _errCode;
+}
+
+ErrorCode CBagStorageDevBmp::loadFileFromStream(CBagIfstream &fpInput, const CBofString &sWldName, bool bAttach) {
+	setFileName(sWldName);
+	setRefName(sWldName);
+
+	return CBagStorageDev::loadFileFromStream(fpInput, sWldName, bAttach);
+}
+
+void CBagStorageDevBmp::onLButtonDown(uint32 nFlags, CBofPoint *xPoint, void *info) {
+	CBagStorageDev::onLButtonDown(nFlags, xPoint, info);
+}
+
+void CBagStorageDevBmp::onLButtonUp(uint32 nFlags, CBofPoint *xPoint, void *info) {
+	CBagStorageDev::onLButtonUp(nFlags, xPoint, info);
+}
+
+const CBofPoint CBagStorageDevBmp::devPtToViewPort(const CBofPoint &xPoint) {
+	// Get the storage device rect
+	CBofRect SDevDstRect = getRect();
+
+	// move point relative to storage device top, left
+	CBofPoint p;
+	p.x = xPoint.x - SDevDstRect.left;
+	p.y = xPoint.y - SDevDstRect.top;
+
+	return p;
+}
+
+ErrorCode CBagStorageDevBmp::update(CBofBitmap *pBmp, CBofPoint /*xPoint*/, CBofRect * /*pSrcRect*/, int /*nMaskColor*/) {
+	// if this object is visible
+	if (isVisible() && isAttached()) {
+		// Paint the storage device
+		CBofBitmap *pSrcBmp = getBitmap();
+		if (pSrcBmp != nullptr) {
+			assert(getWorkBmp() != nullptr);
+			// Erase everything from the background
+			getWorkBmp()->paint(pSrcBmp);
+
+			// Paint all the objects to the background
+			CBofRect r = pSrcBmp->getRect();
+			paintStorageDevice(nullptr, pSrcBmp, &r);
+
+			// Paint child storage devices
+			paintFGObjects(pSrcBmp);
+
+			// Paint to screen
+			if (_bTrans)
+				pSrcBmp->paint(pBmp, getPosition().x, getPosition().y, nullptr, _nMaskColor);
+			else
+				pSrcBmp->paint(pBmp, getPosition().x, getPosition().y, nullptr, -1);
+		}
+	}
+
+	// Set the firstpaint flag and attach objects to allow for immediate run objects to run
+	if (_bFirstPaint) {
+		_bFirstPaint = false;
+		attachActiveObjects();
+	}
+
+	return _errCode;
+}
+
+} // namespace SpaceBar
+} // namespace Bagel