palette_utility.cc

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#include "palette_utility.h"
 
#include "absl/strings/str_format.h"
#include "app/editor/palette/palette_editor.h"
#include "app/gfx/types/snes_palette.h"
#include "app/gui/core/icons.h"
#include "app/gui/core/style_guard.h"
#include "imgui/imgui.h"
#include "rom/rom.h"
 
namespace yaze {
namespace editor {
namespace palette_utility {
 
bool DrawPaletteJumpButton(const char* label, const std::string& group_name,
                           int palette_index, PaletteEditor* editor) {
  bool clicked = ImGui::SmallButton(
      absl::StrFormat("%s %s", ICON_MD_PALETTE, label).c_str());
 
  if (ImGui::IsItemHovered()) {
    ImGui::SetTooltip("Jump to palette editor:\n%s - Palette %d",
                      group_name.c_str(), palette_index);
  }
 
  if (clicked && editor) {
    editor->JumpToPalette(group_name, palette_index);
  }
 
  return clicked;
}
 
bool DrawInlineColorEdit(const char* label, gfx::SnesColor* color,
                         const std::string& group_name, int palette_index,
                         int color_index, PaletteEditor* editor) {
  ImGui::PushID(label);
 
  // Draw color button
  ImVec4 col = gui::ConvertSnesColorToImVec4(*color);
  bool changed = ImGui::ColorEdit4(
      label, &col.x,
      ImGuiColorEditFlags_NoInputs | ImGuiColorEditFlags_NoLabel);
 
  if (changed) {
    *color = gui::ConvertImVec4ToSnesColor(col);
  }
 
  // Draw jump button
  ImGui::SameLine();
  {
    gui::StyleColorGuard btn_guard(ImGuiCol_Button,
                                   ImVec4(0.0f, 0.0f, 0.0f, 0.0f));
    if (ImGui::SmallButton(ICON_MD_OPEN_IN_NEW)) {
      if (editor) {
        editor->JumpToPalette(group_name, palette_index);
      }
    }
  }
 
  if (ImGui::IsItemHovered()) {
    ImGui::BeginTooltip();
    ImGui::Text("Jump to Palette Editor");
    ImGui::TextDisabled("%s - Palette %d, Color %d", group_name.c_str(),
                        palette_index, color_index);
    DrawColorInfoTooltip(*color);
    ImGui::EndTooltip();
  }
 
  ImGui::PopID();
  return changed;
}
 
bool DrawPaletteIdSelector(const char* label, int* palette_id,
                           const std::string& group_name,
                           PaletteEditor* editor) {
  ImGui::PushID(label);
 
  // Draw combo box
  bool changed = ImGui::InputInt(label, palette_id);
 
  // Clamp to valid range (0-255 typically)
  if (*palette_id < 0)
    *palette_id = 0;
  if (*palette_id > 255)
    *palette_id = 255;
 
  // Draw jump button
  ImGui::SameLine();
  if (DrawPaletteJumpButton("Jump", group_name, *palette_id, editor)) {
    // Button clicked, editor will handle jump
  }
 
  ImGui::PopID();
  return changed;
}
 
void DrawColorInfoTooltip(const gfx::SnesColor& color) {
  auto rgb = color.rgb();
  ImGui::Separator();
  ImGui::Text("RGB: (%d, %d, %d)", static_cast<int>(rgb.x),
              static_cast<int>(rgb.y), static_cast<int>(rgb.z));
  ImGui::Text("SNES: $%04X", color.snes());
  ImGui::Text("Hex: #%02X%02X%02X", static_cast<int>(rgb.x),
              static_cast<int>(rgb.y), static_cast<int>(rgb.z));
}
 
void DrawPalettePreview(const std::string& group_name, int palette_index,
                        zelda3::GameData* game_data) {
  if (!game_data) {
    ImGui::TextDisabled("(GameData not loaded)");
    return;
  }
 
  auto* group = game_data->palette_groups.get_group(group_name);
  if (!group || palette_index >= group->size()) {
    ImGui::TextDisabled("(Palette not found)");
    return;
  }
 
  auto palette = group->palette(palette_index);
 
  // Draw colors in a row
  int preview_size = std::min(8, static_cast<int>(palette.size()));
  for (int i = 0; i < preview_size; i++) {
    if (i > 0)
      ImGui::SameLine();
 
    ImGui::PushID(i);
    ImVec4 col = gui::ConvertSnesColorToImVec4(palette[i]);
    ImGui::ColorButton("##preview", col,
                       ImGuiColorEditFlags_NoAlpha |
                           ImGuiColorEditFlags_NoPicker |
                           ImGuiColorEditFlags_NoTooltip,
                       ImVec2(16, 16));
 
    if (ImGui::IsItemHovered()) {
      ImGui::BeginTooltip();
      ImGui::Text("Color %d", i);
      DrawColorInfoTooltip(palette[i]);
      ImGui::EndTooltip();
    }
 
    ImGui::PopID();
  }
}
 
}  // namespace palette_utility
}  // namespace editor
}  // namespace yaze