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Diffstat (limited to 'gui/ThemeLayout.cpp')
| -rw-r--r-- | gui/ThemeLayout.cpp | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/gui/ThemeLayout.cpp b/gui/ThemeLayout.cpp new file mode 100644 index 0000000000..a70fb6cdc6 --- /dev/null +++ b/gui/ThemeLayout.cpp @@ -0,0 +1,227 @@ +/* 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. + * + * $URL$ + * $Id$ + * + */ +#include "common/util.h" +#include "common/system.h" +#include "common/events.h" +#include "common/hashmap.h" +#include "common/hash-str.h" +#include "common/xmlparser.h" +#include "graphics/scaler.h" + +#include "gui/ThemeEval.h" +#include "gui/ThemeLayout.h" + +namespace GUI { + +void ThemeLayout::importLayout(ThemeLayout *layout) { + assert(layout->getLayoutType() == kLayoutMain); + + if (layout->_children.size() == 0) + return; + + layout = layout->_children[0]; + + if (getLayoutType() == layout->getLayoutType()) { + for (uint i = 0; i < layout->_children.size(); ++i) + _children.push_back(layout->_children[i]->buildCopy()); + } else { + _children.push_back(layout->buildCopy()); + } +} + +bool ThemeLayout::getWidgetData(const Common::String &name, int16 &x, int16 &y, uint16 &w, uint16 &h) { + for (uint i = 0; i < _children.size(); ++i) { + if (_children[i]->getWidgetData(name, x, y, w, h)) + return true; + } + + return false; +} + +int16 ThemeLayout::getParentW() { + ThemeLayout *p = _parent; + int width = 0; + + while (p && p->getLayoutType() != kLayoutMain) { + width += p->_paddingRight + p->_paddingLeft; + if (p->getLayoutType() == kLayoutHorizontal) { + for (uint i = 0; i < p->_children.size(); ++i) + width += p->_children[i]->getHeight() + p->_spacing; + } + p = p->_parent; + } + + return p->getWidth() - width; +} + +int16 ThemeLayout::getParentH() { + ThemeLayout *p = _parent; + int height = 0; + + while (p && p->getLayoutType() != kLayoutMain) { + height += p->_paddingBottom + p->_paddingTop; + if (p->getLayoutType() == kLayoutVertical) { + for (uint i = 0; i < p->_children.size(); ++i) + height += p->_children[i]->getHeight() + p->_spacing; + } + p = p->_parent; + } + + return p->getHeight() - height; +} + + +bool ThemeLayoutWidget::getWidgetData(const Common::String &name, int16 &x, int16 &y, uint16 &w, uint16 &h) { + if (name == _name) { + x = _x; y = _y; + w = _w; h = _h; + return true; + } + + return false; +} + +void ThemeLayoutMain::reflowLayout() { + assert(_children.size() <= 1); + + if (_children.size()) { + _children[0]->resetLayout(); + _children[0]->setWidth(_w); + _children[0]->setHeight(_h); + _children[0]->reflowLayout(); + + if (_w == -1) + _w = _children[0]->getWidth(); + + if (_h == -1) + _h = _children[0]->getHeight(); + + if (_y == -1) + _y = (g_system->getOverlayHeight() >> 1) - (_h >> 1); + + if (_x == -1) + _x = (g_system->getOverlayWidth() >> 1) - (_w >> 1); + } +} + +void ThemeLayoutVertical::reflowLayout() { + int curX, curY; + int resize[8]; + int rescount = 0; + + curX = _paddingLeft; + curY = _paddingTop; + _h = _paddingTop + _paddingBottom; + + for (uint i = 0; i < _children.size(); ++i) { + + _children[i]->resetLayout(); + _children[i]->reflowLayout(); + + if (_children[i]->getWidth() == -1) + _children[i]->setWidth((_w == -1 ? getParentW() : _w) - _paddingLeft - _paddingRight); + + if (_children[i]->getHeight() == -1) { + resize[rescount++] = i; + _children[i]->setHeight(0); + } + + _children[i]->setY(curY); + + if (_centered && _children[i]->getWidth() < _w && _w != -1) { + _children[i]->setX((_w >> 1) - (_children[i]->getWidth() >> 1)); + } + else + _children[i]->setX(curX); + + curY += _children[i]->getHeight() + _spacing; + _w = MAX(_w, (int16)(_children[i]->getWidth() + _paddingLeft + _paddingRight)); + _h += _children[i]->getHeight() + _spacing; + } + + _h -= _spacing; + + if (rescount) { + int newh = (getParentH() - _h - _paddingBottom) / rescount; + + for (int i = 0; i < rescount; ++i) { + _children[resize[i]]->setHeight(newh); + _h += newh; + for (uint j = resize[i] + 1; j < _children.size(); ++j) + _children[j]->setY(newh); + } + } +} + +void ThemeLayoutHorizontal::reflowLayout() { + int curX, curY; + int resize[8]; + int rescount = 0; + + curX = _paddingLeft; + curY = _paddingTop; + _w = _paddingLeft + _paddingRight; + + for (uint i = 0; i < _children.size(); ++i) { + + _children[i]->resetLayout(); + _children[i]->reflowLayout(); + + if (_children[i]->getHeight() == -1) + _children[i]->setHeight((_h == -1 ? getParentH() : _h) - _paddingTop - _paddingBottom); + + if (_children[i]->getWidth() == -1) { + resize[rescount++] = i; + _children[i]->setWidth(0); + } + + _children[i]->setX(curX); + + if (_centered && _children[i]->getHeight() < _h && _h != -1) + _children[i]->setY((_h >> 1) - (_children[i]->getHeight() >> 1)); + else + _children[i]->setY(curY); + + curX += (_children[i]->getWidth() + _spacing); + _w += _children[i]->getWidth() + _spacing; + _h = MAX(_h, (int16)(_children[i]->getHeight() + _paddingTop + _paddingBottom)); + } + + _w -= _spacing; + + if (rescount) { + int neww = (getParentW() - _w - _paddingRight) / rescount; + + for (int i = 0; i < rescount; ++i) { + _children[resize[i]]->setWidth(neww); + _w += neww; + for (uint j = resize[i] + 1; j < _children.size(); ++j) + _children[j]->setX(neww); + } + } +} + + +}
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