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// license:BSD-3-Clause
// copyright-holders:Aaron Giles, Vas Crabb
//============================================================
//
// uimetrics.cpp - Win32 debug window handling
//
//============================================================
#include "emu.h"
#include "uimetrics.h"
#include "debug/debugvw.h"
#include "strconv.h"
#include <algorithm>
namespace osd::debugger::win {
COLORREF const ui_metrics::s_themes[][COLOR_COUNT] = {
{
RGB(0x00, 0x00, 0x00), // foreground normal
RGB(0xff, 0x00, 0x00), // foreground changed
RGB(0x00, 0x00, 0xff), // foreground invalid
RGB(0x00, 0x80, 0x00), // foreground comment
RGB(0xff, 0xff, 0xff), // background normal
RGB(0xff, 0x80, 0x80), // background selected
RGB(0xe0, 0xe0, 0xe0), // background ancillary
RGB(0xff, 0xff, 0x00), // background current
RGB(0xff, 0xc0, 0x80), // background current selected
RGB(0xc0, 0xe0, 0xff) // background visited
},
{
RGB(0xe0, 0xe0, 0xe0), // foreground normal
RGB(0xff, 0x60, 0xff), // foreground changed
RGB(0x00, 0xc0, 0xe0), // foreground invalid
RGB(0x00, 0xe0, 0x00), // foreground comment
RGB(0x00, 0x00, 0x00), // background normal
RGB(0xe0, 0x00, 0x00), // background selected
RGB(0x40, 0x40, 0x40), // background ancillary
RGB(0x00, 0x00, 0xc0), // background current
RGB(0xb0, 0x60, 0x00), // background current selected
RGB(0x00, 0x40, 0x80) // background visited
} };
ui_metrics::ui_metrics(osd_options const &options) :
m_debug_font(nullptr),
m_debug_font_height(0),
m_debug_font_width(0),
m_debug_font_ascent(0),
m_hscroll_height(GetSystemMetrics(SM_CYHSCROLL)),
m_vscroll_width(GetSystemMetrics(SM_CXVSCROLL))
{
// create a temporary DC
HDC const temp_dc = GetDC(nullptr);
if (temp_dc)
{
float const size = options.debugger_font_size();
char const *const face = options.debugger_font();
// create a standard font
auto t_face = osd::text::to_tstring((!*face || !strcmp(OSDOPTVAL_AUTO, face)) ? "Lucida Console" : face);
m_debug_font = CreateFont(-MulDiv((size <= 0) ? 9 : size, GetDeviceCaps(temp_dc, LOGPIXELSY), 72), 0, 0, 0, FW_MEDIUM, FALSE, FALSE, FALSE,
ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, FIXED_PITCH, t_face.c_str());
if (m_debug_font == nullptr)
fatalerror("Unable to create debugger font\n");
// get the metrics
HGDIOBJ const old_font = SelectObject(temp_dc, m_debug_font);
TEXTMETRIC metrics;
if (GetTextMetrics(temp_dc, &metrics))
{
m_debug_font_width = metrics.tmAveCharWidth;
m_debug_font_height = metrics.tmHeight;
m_debug_font_ascent = metrics.tmAscent + metrics.tmExternalLeading;
}
SelectObject(temp_dc, old_font);
ReleaseDC(nullptr, temp_dc);
}
// set default color theme
set_color_theme(THEME_LIGHT_BACKGROUND);
}
ui_metrics::ui_metrics(ui_metrics const &that) :
m_debug_font(nullptr),
m_debug_font_height(that.m_debug_font_height),
m_debug_font_width(that.m_debug_font_width),
m_debug_font_ascent(that.m_debug_font_ascent),
m_hscroll_height(that.m_hscroll_height),
m_vscroll_width(that.m_vscroll_width)
{
LOGFONT lf;
if (GetObject(that.m_debug_font, sizeof(lf), &lf))
m_debug_font = CreateFontIndirect(&lf);
}
ui_metrics::~ui_metrics()
{
if (m_debug_font)
DeleteObject(m_debug_font);
}
std::pair<COLORREF, COLORREF> ui_metrics::view_colors(u8 attrib) const
{
std::pair<COLORREF, COLORREF> result;
if (attrib & DCA_SELECTED)
result.second = (attrib & DCA_CURRENT) ? m_colors[COLOR_BG_CURRENT_SELECTED] : m_colors[COLOR_BG_SELECTED];
else if (attrib & DCA_CURRENT)
result.second = m_colors[COLOR_BG_CURRENT];
else if (attrib & DCA_ANCILLARY)
result.second = m_colors[COLOR_BG_ANCILLARY];
else if (attrib & DCA_VISITED)
result.second = m_colors[COLOR_BG_VISITED];
else
result.second = m_colors[COLOR_BG_NORMAL];
if (DCA_COMMENT & attrib)
{
result.first = m_colors[COLOR_FG_COMMENT];
}
else
{
if (attrib & DCA_INVALID)
result.first = m_colors[COLOR_FG_INVALID];
else if (attrib & DCA_CHANGED)
result.first = m_colors[COLOR_FG_CHANGED];
else
result.first = m_colors[COLOR_FG_NORMAL];
if (attrib & DCA_DISABLED)
{
result.first = RGB(
(GetRValue(result.first) + GetRValue(result.second) + 1) >> 1,
(GetGValue(result.first) + GetGValue(result.second) + 1) >> 1,
(GetBValue(result.first) + GetBValue(result.second) + 1) >> 1);
}
}
return result;
}
void ui_metrics::set_color_theme(int index)
{
if ((0 <= index) && (std::size(s_themes) > index))
{
std::copy(std::begin(s_themes[index]), std::end(s_themes[index]), m_colors);
m_color_theme = index;
}
}
} // namespace osd::debugger::win
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