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#include "imgui/imgui.h"
#include "core/style.h"
#include "core/backend.h"
#include "frequency_input.h"
#include "imgui/imgui_internal.h"
#include <cmath>
namespace widgets
{
inline void helper_left(int &i, ImVec2 &digit_size, ImVec2 &screen_pos, float &dot_width, bool &top)
{
if (i == 5)
return;
float x = screen_pos.x - digit_size.x / 2;
if ((i + 1) % 3 == 0)
x -= dot_width;
backend::setMousePos(x, screen_pos.y + (top ? digit_size.y * 0.75 : digit_size.y / 4));
}
inline void helper_right(int &i, ImVec2 &digit_size, ImVec2 &screen_pos, float &dot_width, bool &top)
{
if (i == 0)
return;
float x = screen_pos.x + digit_size.x * 1.5;
if (i % 3 == 0)
x += dot_width;
backend::setMousePos(x, screen_pos.y + (top ? digit_size.y * 0.75 : digit_size.y / 4));
}
inline void digit_helper(int &i, int64_t *wip_val, int64_t &change_by,
ImVec2 &digit_size, ImVec2 &screen_pos, float &dot_width, float &rounding, bool top)
{
if (ImGui::IsItemClicked(ImGuiMouseButton_Right))
change_by = -(*wip_val % (int64_t)pow(10, i + 1));
if (ImGui::IsItemHovered())
{
// Handle Enter
if (ImGui::IsKeyPressed(ImGuiKey_Enter) || ImGui::IsKeyPressed(ImGuiKey_KeypadEnter))
change_by = -(*wip_val % (int64_t)pow(10, i + 1));
// Handle Arrow Keys
if (ImGui::IsKeyPressed(ImGuiKey_UpArrow))
change_by += pow(10, i);
if (ImGui::IsKeyPressed(ImGuiKey_DownArrow))
change_by -= pow(10, i);
if (ImGui::IsKeyPressed(ImGuiKey_LeftArrow) || ImGui::IsKeyPressed(ImGuiKey_Backspace))
helper_left(i, digit_size, screen_pos, dot_width, top);
if (ImGui::IsKeyPressed(ImGuiKey_RightArrow))
helper_right(i, digit_size, screen_pos, dot_width, top);
// Handle number keys
ImGuiIO &io = ImGui::GetIO();
for (auto &this_char : io.InputQueueCharacters)
{
if (this_char >= '0' && this_char <= '9')
{
change_by = pow(10, i) * (this_char - '0' - (int64_t)(*wip_val / (int64_t)pow(10, i) % 10));
helper_right(i, digit_size, screen_pos, dot_width, top);
}
}
// Draw rect
ImDrawList *draw_list = ImGui::GetWindowDrawList();
draw_list->AddRectFilled(screen_pos, ImVec2(screen_pos.x + digit_size.x, screen_pos.y + (digit_size.y / 2)),
style::theme.freq_highlight, rounding);
}
}
bool AzElInput(const char *label, float *az_el_val, bool allow_edit)
{
int64_t wip_val = std::round((*az_el_val) * 1e4) / 10;
// Set up
ImGuiContext &g = *GImGui;
ImGuiStyle style = ImGui::GetStyle();
ImDrawList *draw_list = ImGui::GetWindowDrawList();
ImVec2 pos = ImGui::GetCursorPos();
static ImGuiID enable_temp_input_on = 0;
static bool first_show_temp = false;
ImGui::PushID(label);
const ImGuiID id = ImGui::GetID(label);
const ImVec2 label_size = ImGui::CalcTextSize(label, NULL, true);
const ImVec2 frame_size = ImVec2(ImGui::CalcItemWidth(), label_size.y + style.FramePadding.y * 2.0f);
const ImVec2 button_size = ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, frame_size.y);
std::string display_label(label);
size_t tag_start = display_label.find_first_of('#');
if (tag_start != std::string::npos)
display_label.erase(tag_start);
if (g.NavActivateId == id && (g.NavActivateFlags & ImGuiActivateFlags_PreferInput))
{
enable_temp_input_on = id;
first_show_temp = true;
}
if (enable_temp_input_on != id)
{
const ImRect frame_bb(pos, ImVec2(pos.x + frame_size.x, pos.y + frame_size.y));
const ImRect total_bb(frame_bb.Min, ImVec2(frame_bb.Max.x + button_size.x, frame_bb.Max.y + button_size.y));
ImGui::ItemAdd(total_bb, id, &frame_bb, ImGuiItemFlags_Inputable);
}
// Old-style input field
else if(allow_edit)
{
if (first_show_temp)
ImGui::SetKeyboardFocusHere();
bool retval = ImGui::InputFloat("##tempinput", az_el_val);
if (!first_show_temp && !ImGui::IsItemActive())
enable_temp_input_on = 0;
ImGui::SameLine();
first_show_temp = false;
ImGui::PopID();
return retval;
}
// Modern input
int64_t change_by = 0;
bool num_started = false;
std::string this_id;
ImVec2 screen_pos;
float freq_size = style::bigFont->FontSize;
pos.x += 1 * ui_scale;
ImVec2 dot_size = style::bigFont->CalcTextSizeA(freq_size, FLT_MAX, 0.0f, ".");
ImVec2 digit_size = style::bigFont->CalcTextSizeA(freq_size, FLT_MAX, 0.0f, "0");
// Calculate the total size
float target_size = digit_size.x * 12 + dot_size.x * 3;
float available_size = ImGui::GetContentRegionAvail().x - button_size.x - style.ItemSpacing.x * 2;
if (/*scale != 0.0f ||*/ available_size < target_size)
{
float freq_scale;
// if (scale == 0.0f)
freq_scale = (available_size < 150.0f * ui_scale ? 150.0f * ui_scale : available_size) / target_size;
// else
// freq_scale = scale;
freq_size *= freq_scale;
dot_size.x *= freq_scale;
dot_size.y *= freq_scale;
digit_size.x *= freq_scale;
digit_size.y *= freq_scale;
}
for (int i = 6; i >= 0; i--)
{
// Render the digit
ImGui::SetCursorPos(pos);
screen_pos = ImGui::GetCursorScreenPos();
char place_char[2];
int this_place = (wip_val < 0) ? (-wip_val / (uint64_t)pow(10, i) % 10) : (wip_val / (uint64_t)pow(10, i) % 10);
if (i == 6)
{
if (wip_val < 0)
{
place_char[0] = '-';
place_char[1] = 0;
}
else
{
place_char[0] = '+';
place_char[1] = 0;
}
}
else
{
sprintf(place_char, "%d", this_place);
}
num_started = num_started || this_place != 0;
ImU32 font_color;
if (!num_started)
font_color = ImGui::ColorConvertFloat4ToU32(style.Colors[ImGuiCol_TextDisabled]);
else
font_color = ImGui::ColorConvertFloat4ToU32(style.Colors[ImGuiCol_Text]);
draw_list->AddText(style::bigFont, freq_size, screen_pos, font_color, place_char);
if (i != 6 && allow_edit)
{
// Handle "up" events
this_id = "topbutton" + std::to_string(i);
ImGui::SetCursorPos(pos);
if (ImGui::InvisibleButton(this_id.c_str(), ImVec2(digit_size.x, digit_size.y / 2), ImGuiButtonFlags_Repeat | ImGuiButtonFlags_NoNavFocus))
{
if (ImGui::GetIO().KeyCtrl)
{
enable_temp_input_on = id;
first_show_temp = true;
}
else
change_by += pow(10, i);
}
digit_helper(i, &wip_val, change_by, digit_size, screen_pos, dot_size.x, style.ChildRounding, true);
// Handle "down" events
this_id = "bottombutton" + std::to_string(i);
ImGui::SetCursorPos(ImVec2(pos.x, pos.y + (digit_size.y / 2)));
screen_pos = ImGui::GetCursorScreenPos();
if (ImGui::InvisibleButton(this_id.c_str(), ImVec2(digit_size.x, digit_size.y / 2), ImGuiButtonFlags_Repeat | ImGuiButtonFlags_NoNavFocus))
{
if (ImGui::GetIO().KeyCtrl)
{
enable_temp_input_on = id;
first_show_temp = true;
}
else
change_by -= pow(10, i);
}
digit_helper(i, &wip_val, change_by, digit_size, screen_pos, dot_size.x, style.ChildRounding, false);
}
// Add decimal, if needed
pos.x += digit_size.x;
if (i % 3 == 0 && i != 0 && i != 6)
{
ImGui::SetCursorPos(pos);
screen_pos = ImGui::GetCursorScreenPos();
draw_list->AddText(style::bigFont, freq_size, screen_pos, font_color, ".");
pos.x += dot_size.x;
}
}
// Finish up
ImGui::SetCursorPosY(pos.y + digit_size.y + style.ItemSpacing.y);
ImGui::PopID();
wip_val += change_by;
if (std::abs(wip_val) >= 1e6)
change_by = 0;
if (change_by != 0)
{
*az_el_val = wip_val / 1e3;
return true;
}
else
return false;
}
}
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