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overlays: Implement edit_text control

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kd-11 2019-01-30 21:08:31 +03:00 • committed by kd-11
parent c434e0ce27
commit faf5221b0d
1 changed files with 154 additions and 13 deletions
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167
rpcs3/Emu/RSX/Overlays/overlay_controls.h
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@ -252,22 +252,23 @@ namespace rsx
return quad;
}
std::vector<vertex> render_text(const char *text, u16 text_limit = UINT16_MAX, bool wrap = false)
void render_text_ex(std::vector<vertex>& result, f32& x_advance, f32& y_advance, const char* text, u32 char_limit, u16 max_width, bool wrap)
{
x_advance = 0.f;
y_advance = 0.f;
result.clear();
if (!initialized)
{
return{};
return;
}
std::vector<vertex> result;
int i = 0;
f32 x_advance = 0.f, y_advance = 0.f;
u32 i = 0u;
bool skip_whitespace = false;
while (true)
{
if (char c = text[i++])
if (char c = text[i++]; c && (i <= char_limit))
{
if ((u32)c >= char_count)
{
@ -301,7 +302,7 @@ namespace rsx
skip_whitespace = false;
}
if (quad.x1 > text_limit)
if (quad.x1 > max_width)
{
bool wrapped = false;
bool non_whitespace_break = false;
@ -391,10 +392,25 @@ namespace rsx
break;
}
}
}
std::vector<vertex> render_text(const char *text, u16 max_width = UINT16_MAX, bool wrap = false)
{
std::vector<vertex> result;
f32 unused_x, unused_y;
render_text_ex(result, unused_x, unused_y, text, UINT32_MAX, max_width, wrap);
return result;
}
std::pair<f32, f32> get_char_offset(const char *text, u16 max_length, u16 max_width = UINT16_MAX, bool wrap = false)
{
std::vector<vertex> unused;
f32 loc_x, loc_y;
render_text_ex(unused, loc_x, loc_y, text, max_length, max_width, wrap);
return { loc_x, loc_y };
}
};
// TODO: Singletons are cancer
@ -848,11 +864,14 @@ namespace rsx
is_compiled = false;
}
virtual font* get_font() const
{
return font_ref ? font_ref : fontmgr::get("Arial", 12);
}
virtual std::vector<vertex> render_text(const char *string, f32 x, f32 y)
{
auto renderer = font_ref;
if (!renderer)
renderer = fontmgr::get("Arial", 12);
auto renderer = get_font();
f32 text_extents_w = 0.f;
u16 clip_width = clip_text ? w : UINT16_MAX;
@ -974,8 +993,7 @@ namespace rsx
return;
}
auto renderer = font_ref;
if (!renderer) renderer = fontmgr::get("Arial", 12);
auto renderer = get_font();
f32 text_width = 0.f;
f32 unused = 0.f;
@ -1686,5 +1704,128 @@ namespace rsx
return compiled_resources;
}
};
struct edit_text : public label
{
enum direction
{
up,
down,
left,
right
};
u16 caret_position = 0;
u16 vertical_scroll_offset = 0;
using label::label;
void move_caret(direction dir)
{
switch (dir)
{
case left:
{
if (caret_position)
{
caret_position--;
refresh();
}
break;
}
case right:
{
if (caret_position < text.length())
{
caret_position++;
refresh();
}
break;
}
case up:
case down:
// TODO
break;
}
}
void insert_text(const std::string& str)
{
if (caret_position == 0)
{
// Start
text = str + text;
}
else if (caret_position == text.length())
{
// End
text += str;
}
else
{
// Middle
text.insert(caret_position, str);
}
caret_position += ::narrow<u16>(str.length());
refresh();
}
void erase()
{
if (!caret_position)
{
return;
}
if (caret_position == 1)
{
text = text.length() > 1? text.substr(1) : "";
}
else if (caret_position == text.length())
{
text = text.substr(0, caret_position - 1);
}
else
{
text = text.substr(0, caret_position - 1) + text.substr(caret_position);
}
caret_position--;
refresh();
}
compiled_resource& get_compiled() override
{
if (!is_compiled)
{
auto& compiled = label::get_compiled();
overlay_element caret;
auto renderer = get_font();
const auto caret_loc = renderer->get_char_offset(text.c_str(), caret_position,
clip_text ? w : UINT16_MAX, wrap_text);
caret.set_pos(u16(caret_loc.first + padding_left + x), u16(caret_loc.second + padding_top + y));
caret.set_size(1, u16(renderer->size_px + 2));
caret.fore_color = fore_color;
caret.back_color = fore_color;
caret.pulse_effect_enabled = true;
compiled.add(caret.get_compiled());
for (auto &cmd : compiled.draw_commands)
{
// TODO: Scrolling by using scroll offset
cmd.config.clip_region = true;
cmd.config.clip_rect = { f32(x), f32(y), f32(x + w), f32(y + h) };
}
is_compiled = true;
}
return compiled_resources;
}
};
}
}