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/*
This file is part of Warzone 2100.
Copyright (C) 2023 Warzone 2100 Project
Warzone 2100 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.
Warzone 2100 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 Warzone 2100; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "lib/ivis_opengl/pieblitfunc.h"
#include "paneltabbutton.h"
constexpr int QCFORM_PANEL_TABS_PADDING = 20;
constexpr int QCFORM_PANEL_TABS_HEIGHT = 20;
const PIELIGHT WZCOL_PANELTABS_FILL_COLOR = pal_RGBA(25, 0, 110, 220);
const PIELIGHT WZCOL_PANELTABS_FILL_COLOR_DARK = pal_RGBA(10, 0, 70, 250);
const PIELIGHT WZCOL_PANELTABS_BORDER_LIGHT = pal_RGBA(255, 255, 255, 150);
std::shared_ptr<WzPanelTabButton> WzPanelTabButton::make(const WzString& text)
{
auto button = std::make_shared<WzPanelTabButton>();
button->setString(text);
button->FontID = font_regular;
int minButtonWidthForText = iV_GetTextWidth(text, button->FontID);
button->setGeometry(0, 0, minButtonWidthForText + QCFORM_PANEL_TABS_PADDING, QCFORM_PANEL_TABS_HEIGHT);
return button;
}
void WzPanelTabButton::display(int xOffset, int yOffset)
{
int x0 = x() + xOffset;
int y0 = y() + yOffset;
int x1 = x0 + width();
int y1 = y0 + height();
bool haveText = !pText.isEmpty();
bool isDown = (getState() & (WBUT_DOWN | WBUT_LOCK | WBUT_CLICKLOCK)) != 0;
bool isDisabled = (getState() & WBUT_DISABLE) != 0;
bool isHighlight = !isDisabled && ((getState() & WBUT_HIGHLIGHT) != 0);
// Display the button.
auto light_border = WZCOL_PANELTABS_BORDER_LIGHT;
auto fill_color = isDown || isDisabled ? WZCOL_PANELTABS_FILL_COLOR_DARK : WZCOL_PANELTABS_FILL_COLOR;
iV_ShadowBox(x0, y0, x1, y1, 0, isDown || isHighlight ? light_border : WZCOL_FORM_DARK, isDown || isHighlight ? light_border : WZCOL_FORM_DARK, fill_color);
if (haveText)
{
wzText.setText(pText, FontID);
int fw = wzText.width();
int fx = x0 + (width() - fw) / 2;
int fy = y0 + (height() - wzText.lineSize()) / 2 - wzText.aboveBase();
PIELIGHT textColor = (isDown) ? WZCOL_TEXT_BRIGHT : WZCOL_FORM_TEXT;
if (isDisabled)
{
textColor.byte.a = (textColor.byte.a / 2);
}
wzText.render(fx, fy, textColor);
}
}
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