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https://github.com/scummvm/scummvm.git
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610384ed36
other engines could use the same code, too and thus we will move this into the backend module
84 lines
3 KiB
C++
84 lines
3 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "backends/imgui/imgui_utils.h"
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namespace ImGuiEx {
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void Boolean(bool val) {
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if (val) {
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ImGui::Text(ICON_MS_CHECK_BOX);
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} else {
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ImGui::Text(ICON_MS_CHECK_BOX_OUTLINE_BLANK);
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}
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}
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void Palette(const Graphics::Palette &palette) {
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ImDrawList *drawList = ImGui::GetWindowDrawList();
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const ImDrawListFlags backupFlags = drawList->Flags;
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drawList->Flags &= ~ImDrawListFlags_AntiAliasedLines;
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const ImVec2 &pos = ImGui::GetCursorScreenPos();
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for (uint palettePanelIdx = 0; palettePanelIdx < palette.size(); ++palettePanelIdx) {
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uint8 r, g, b;
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palette.get(palettePanelIdx, r, g, b);
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const float borderWidth = 1.0f;
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const ImVec2 availableInner = ImGui::GetContentRegionAvail();
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const float contentRegionWidth = availableInner.x + ImGui::GetCursorPosX();
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const ImVec2 colorButtonSize(ImGui::GetFrameHeight(), ImGui::GetFrameHeight());
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ImVec2 globalCursorPos = ImGui::GetCursorScreenPos();
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const ImVec2 &windowPos = ImGui::GetWindowPos();
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const ImVec2 v1(globalCursorPos.x + borderWidth, globalCursorPos.y + borderWidth);
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const ImVec2 v2(globalCursorPos.x + colorButtonSize.x, globalCursorPos.y + colorButtonSize.y);
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drawList->AddRectFilled(v1, v2, IM_COL32(r, g, b, 255));
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ImGui::PushID((int)palettePanelIdx);
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if (ImGui::InvisibleButton("", colorButtonSize)) {
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}
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ImGui::SetItemTooltip("Index: %i, R(%d), G(%d), B(%d)", (int)palettePanelIdx, (int)r, (int)g, (int)b);
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ImGui::PopID();
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globalCursorPos.x += colorButtonSize.x;
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if (globalCursorPos.x > windowPos.x + contentRegionWidth - colorButtonSize.x) {
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globalCursorPos.x = pos.x;
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globalCursorPos.y += colorButtonSize.y;
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}
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ImGui::SetCursorScreenPos(globalCursorPos);
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}
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// restore the draw list flags from above
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drawList->Flags = backupFlags;
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}
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bool toggleButton(const char *label, bool *p_value, bool inverse) {
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int pop = 0;
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if (*p_value != inverse) {
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ImVec4 hovered = ImGui::GetStyle().Colors[ImGuiCol_ButtonHovered];
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ImGui::PushStyleColor(ImGuiCol_Button, hovered);
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pop = 1;
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}
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bool result = ImGui::Button(label);
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if (result) {
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*p_value = !*p_value;
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}
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ImGui::PopStyleColor(pop);
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return result;
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}
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} // namespace ImGuiEx
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