mirror of
https://github.com/libretro/scummvm.git
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296 lines
8.2 KiB
C++
296 lines
8.2 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#include "common/util.h"
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#include "common/system.h"
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#include "common/events.h"
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#include "common/hashmap.h"
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#include "common/hash-str.h"
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#include "common/xmlparser.h"
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#include "graphics/scaler.h"
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#include "gui/ThemeRenderer.h"
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#include "gui/ThemeParser.h"
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#include "gui/ThemeEval.h"
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namespace GUI {
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bool ThemeLayoutWidget::getWidgetData(const Common::String &name, int16 &x, int16 &y, uint16 &w, uint16 &h) {
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if (name == _name) {
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x = _x; y = _y;
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w = _w; h = _h;
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return true;
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}
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return false;
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}
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bool ThemeLayout::getWidgetData(const Common::String &name, int16 &x, int16 &y, uint16 &w, uint16 &h) {
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for (uint i = 0; i < _children.size(); ++i) {
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if (_children[i]->getWidgetData(name, x, y, w, h))
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return true;
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}
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return false;
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}
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void ThemeLayoutMain::reflowLayout() {
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assert(_children.size() <= 1);
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if (_children.size()) {
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_children[0]->resetLayout();
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_children[0]->setWidth(_w);
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_children[0]->setHeight(_h);
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_children[0]->reflowLayout();
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if (_w == -1)
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_w = _children[0]->getWidth();
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if (_h == -1)
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_h = _children[0]->getHeight();
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if (_y == -1)
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_y = (g_system->getOverlayHeight() >> 1) - (_h >> 1);
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if (_x == -1)
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_x = (g_system->getOverlayWidth() >> 1) - (_w >> 1);
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}
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}
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void ThemeLayoutVertical::reflowLayout() {
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int curX, curY;
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int autoWidget = -1;
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int extraHeight = 0;
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curX = _paddingLeft;
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curY = _paddingTop;
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_h = _paddingTop + _paddingBottom;
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for (uint i = 0; i < _children.size(); ++i) {
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_children[i]->resetLayout();
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_children[i]->reflowLayout();
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if (_children[i]->getWidth() == -1)
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_children[i]->setWidth((_w == -1 ? getParentW() : _w) - _paddingLeft - _paddingRight);
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if (_children[i]->getHeight() == -1) {
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if (autoWidget != -1)
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error("Cannot expand automatically two different widgets.");
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autoWidget = i;
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_children[i]->setHeight(getParentH() - _h - _spacing);
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}
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_children[i]->setY(curY);
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if (_centered && _children[i]->getWidth() < _w && _w != -1)
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_children[i]->setX((_w >> 1) - (_children[i]->getWidth() >> 1));
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else
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_children[i]->setX(curX);
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curY += _children[i]->getHeight() + _spacing;
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_w = MAX(_w, (int16)(_children[i]->getWidth() + _paddingLeft + _paddingRight));
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if (autoWidget != -1 && autoWidget != (int)i) {
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_children[autoWidget]->setHeight(_children[autoWidget]->getHeight() - (_children[i]->getHeight() + _spacing));
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extraHeight -= (_children[i]->getHeight() + _spacing);
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_children[i]->setY(extraHeight);
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for (int j = i - 1; j > autoWidget; --j)
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_children[j]->setY(-(_children[i]->getHeight() + _spacing));
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} else {
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_h += _children[i]->getHeight() + _spacing;
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}
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}
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_h -= _spacing;
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}
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void ThemeLayoutHorizontal::reflowLayout() {
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int curX, curY;
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int autoWidget = -1;
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int autoWidth = 0;
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curX = _paddingLeft;
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curY = _paddingTop;
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_w = _paddingLeft + _paddingRight;
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for (uint i = 0; i < _children.size(); ++i) {
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_children[i]->resetLayout();
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_children[i]->reflowLayout();
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if (_children[i]->getHeight() == -1)
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_children[i]->setHeight((_h == -1 ? getParentH() : _h) - _paddingTop - _paddingBottom);
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if (_children[i]->getWidth() == -1) {
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if (autoWidget != -1)
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error("Cannot expand automatically two different widgets.");
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autoWidget = i;
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_children[i]->setWidth(getParentW() - _w - _spacing);
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}
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_children[i]->setX(curX);
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if (_centered && _children[i]->getHeight() < _h && _h != -1)
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_children[i]->setY((_h >> 1) - (_children[i]->getHeight() >> 1));
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else
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_children[i]->setY(curY);
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curX += (_children[i]->getWidth() + _spacing);
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if (autoWidget != -1 && autoWidget != (int)i) {
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_children[autoWidget]->setWidth(_children[autoWidget]->getWidth() - (_children[i]->getWidth() + _spacing));
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autoWidth -= (_children[i]->getWidth() + _spacing);
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_children[i]->setX(autoWidth);
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for (int j = i - 1; j > autoWidget; --j)
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_children[j]->setX(-(_children[i]->getWidth() + _spacing));
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} else {
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_w += _children[i]->getWidth() + _spacing;
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}
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_h = MAX(_h, (int16)(_children[i]->getHeight() + _paddingTop + _paddingBottom));
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}
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_w -= _spacing;
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}
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ThemeEval::~ThemeEval() {
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reset();
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}
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void ThemeEval::buildBuiltinVars() {
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_builtin["kThumbnailWidth"] = kThumbnailWidth;
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_builtin["kThumbnailHeight"] = kThumbnailHeight1;
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_builtin["kThumbnailHeight2"] = kThumbnailHeight2;
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_builtin["kButtonWidth"] = GUI::kButtonWidth;
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_builtin["kButtonHeight"] = GUI::kButtonHeight;
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_builtin["kSliderWidth"] = GUI::kSliderWidth;
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_builtin["kSliderHeight"] = GUI::kSliderHeight;
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_builtin["kBigButtonWidth"] = GUI::kBigButtonWidth;
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_builtin["kBigButtonHeight"] = GUI::kBigButtonHeight;
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_builtin["kBigSliderWidth"] = GUI::kBigSliderWidth;
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_builtin["kBigSliderWidth"] = GUI::kBigSliderWidth;
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_builtin["kBigSliderHeight"] = GUI::kBigSliderHeight;
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_builtin["kNormalWidgetSize"] = GUI::kNormalWidgetSize;
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_builtin["kBigWidgetSize"] = GUI::kBigWidgetSize;
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}
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void ThemeEval::addWidget(const Common::String &name, int w, int h, const Common::String &type, bool enabled) {
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int typeW = -1;
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int typeH = -1;
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if (!type.empty()) {
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typeW = getVar("Globals." + type + ".Width", -1);
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typeH = getVar("Globals." + type + ".Height", -1);
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}
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ThemeLayoutWidget *widget = new ThemeLayoutWidget(_curLayout.top(), name,
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typeW == -1 ? w : typeW,
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typeH == -1 ? h : typeH);
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_curLayout.top()->addChild(widget);
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setVar(_curDialog + "." + name + ".Enabled", enabled ? 1 : 0);
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}
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void ThemeEval::addDialog(const Common::String &name, const Common::String &overlays, bool enabled, int inset) {
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int16 x, y;
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uint16 w, h;
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ThemeLayout *layout = 0;
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if (overlays == "screen") {
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layout = new ThemeLayoutMain(inset, inset, g_system->getOverlayWidth() - 2 * inset, g_system->getOverlayHeight() - 2 * inset);
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} else if (overlays == "screen_center") {
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layout = new ThemeLayoutMain(-1, -1, -1, -1);
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} else if (getWidgetData(overlays, x, y, w, h)) {
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layout = new ThemeLayoutMain(x + inset, y + inset, w - 2 * inset, h - 2 * inset);
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}
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if (!layout)
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error("Error when loading dialog position for '%s'", overlays.c_str());
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if (_layouts.contains(name))
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delete _layouts[name];
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_layouts[name] = layout;
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layout->setPadding(
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getVar("Globals.Padding.Left", 0),
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getVar("Globals.Padding.Right", 0),
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getVar("Globals.Padding.Top", 0),
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getVar("Globals.Padding.Bottom", 0)
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);
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_curLayout.push(layout);
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_curDialog = name;
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setVar(name + ".Enabled", enabled ? 1 : 0);
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}
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void ThemeEval::addLayout(ThemeLayout::LayoutType type, int spacing, bool center) {
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ThemeLayout *layout = 0;
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if (spacing == -1)
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spacing = getVar("Globals.Layout.Spacing", 4);
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if (type == ThemeLayout::kLayoutVertical)
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layout = new ThemeLayoutVertical(_curLayout.top(), spacing, center);
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else if (type == ThemeLayout::kLayoutHorizontal)
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layout = new ThemeLayoutHorizontal(_curLayout.top(), spacing, center);
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layout->setPadding(
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getVar("Globals.Padding.Left", 0),
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getVar("Globals.Padding.Right", 0),
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getVar("Globals.Padding.Top", 0),
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getVar("Globals.Padding.Bottom", 0)
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);
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_curLayout.top()->addChild(layout);
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_curLayout.push(layout);
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}
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void ThemeEval::addSpace(int size) {
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ThemeLayout *space = new ThemeLayoutSpacing(_curLayout.top(), size);
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_curLayout.top()->addChild(space);
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}
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bool ThemeEval::addImportedLayout(const Common::String &name) {
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if (!_layouts.contains(name))
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return false;
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_curLayout.top()->importLayout(_layouts[name]);
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return true;
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}
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}
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