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add about screen

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tildearrow 2021-12-18 23:03:50 -05:00
parent c40f1bbe4e
commit 2cb7152c06
2 changed files with 156 additions and 2 deletions
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151
src/gui/gui.cpp
View file

@ -971,6 +971,139 @@ void FurnaceGUI::drawPattern() {
ImGui::End();
}
const char* aboutLine[53]={
"tildearrow",
"is proud to present",
"",
("Furnace " DIV_VERSION),
"",
"the free software chiptune tracker,",
"and proof of concept of what can be",
"done in two months.",
"",
"zero disassembly.",
"zero reverse-engineering.",
"only time and dedication.",
"",
"powered by:",
"Dear ImGui by Omar Cornut",
"SDL2 by Sam Lantinga",
"zlib by Jean-loup Gailly",
"and Mark Adler",
"libsndfile by Erik de Castro Lopo",
"Nuked-OPM & Nuked-OPN2 by Nuke.YKT",
"ymfm by Aaron Giles",
"MAME SN76496 by Nicola Salmoria",
"SameBoy by Lior Halphon",
"Mednafen PCE",
"puNES by FHorse",
"reSID by Dag Lem",
"",
"greetings to:",
"Delek",
"fd",
"ILLUMIDARO",
"all members of Deflers of Noice!",
"",
"copyright © 2021 tildearrow.",
"licensed under GPLv2! see",
"LICENSE.txt for more information.",
"",
"help Furnace grow:",
"https://github.com/tildearrow/furnace",
"",
"contact tildearrow at:",
"https://tildearrow.org/?p=contact",
"",
"disclaimer:",
"despite the fact this program works",
"with the .dmf file format, it is NOT",
"affiliated with Delek or DefleMask in",
"any way, nor it is a replacement for",
"the original program.",
"",
"it also comes with ABSOLUTELY NO WARRANTY.",
"",
"thanks to all contributors!"
};
void FurnaceGUI::drawAbout() {
// do stuff
if (ImGui::Begin("About Furnace",NULL,ImGuiWindowFlags_Modal|ImGuiWindowFlags_NoMove|ImGuiWindowFlags_NoResize|ImGuiWindowFlags_NoDocking|ImGuiWindowFlags_NoTitleBar)) {
ImGui::SetWindowPos(ImVec2(0,0));
ImGui::SetWindowSize(ImVec2(scrW*dpiScale,scrH*dpiScale));
ImGui::PushFont(bigFont);
ImDrawList* dl=ImGui::GetWindowDrawList();
float r=0;
float g=0;
float b=0;
ImGui::ColorConvertHSVtoRGB(aboutHue,1.0,0.5,r,g,b);
aboutHue+=0.001;
dl->AddRectFilled(ImVec2(0,0),ImVec2(scrW*dpiScale,scrH*dpiScale),0xff000000);
bool skip=false;
bool skip2=false;
for (int i=(-80-sin(double(aboutSin)*2*M_PI/120.0)*80.0)*dpiScale; i<scrW; i+=160) {
skip2=!skip2;
skip=skip2;
for (int j=(-80-cos(double(aboutSin)*2*M_PI/150.0)*80.0)*dpiScale; j<scrH; j+=160) {
skip=!skip;
if (skip) continue;
dl->AddRectFilled(ImVec2(i*dpiScale,j*dpiScale),ImVec2((i+160)*dpiScale,(j+160)*dpiScale),ImGui::GetColorU32(ImVec4(r*0.25,g*0.25,b*0.25,1.0)));
}
}
skip=false;
skip2=false;
for (int i=(-80-cos(double(aboutSin)*2*M_PI/120.0)*80.0)*dpiScale; i<scrW; i+=160) {
skip2=!skip2;
skip=skip2;
for (int j=(-80-sin(double(aboutSin)*2*M_PI/150.0)*80.0)*dpiScale; j<scrH; j+=160) {
skip=!skip;
if (skip) continue;
dl->AddRectFilled(ImVec2(i*dpiScale,j*dpiScale),ImVec2((i+160)*dpiScale,(j+160)*dpiScale),ImGui::GetColorU32(ImVec4(r*0.5,g*0.5,b*0.5,1.0)));
}
}
skip=false;
skip2=false;
for (int i=(-(160-(aboutSin*2)%160))*dpiScale; i<scrW; i+=160) {
skip2=!skip2;
skip=skip2;
for (int j=(-240-cos(double(aboutSin*M_PI/300.0))*240.0)*dpiScale; j<scrH; j+=160) {
skip=!skip;
if (skip) continue;
dl->AddRectFilled(ImVec2(i*dpiScale,j*dpiScale),ImVec2((i+160)*dpiScale,(j+160)*dpiScale),ImGui::GetColorU32(ImVec4(r*0.75,g*0.75,b*0.75,1.0)));
}
}
for (int i=0; i<53; i++) {
double posX=(scrW*dpiScale/2.0)+(sin(double(i)*0.5+double(aboutScroll)/90.0)*120*dpiScale)-(ImGui::CalcTextSize(aboutLine[i]).x*0.5);
double posY=(scrH-aboutScroll+42*i)*dpiScale;
if (posY<-80*dpiScale || posY>scrH*dpiScale) continue;
dl->AddText(bigFont,bigFont->FontSize,
ImVec2(posX+dpiScale,posY+dpiScale),
0xff000000,aboutLine[i]);
dl->AddText(bigFont,bigFont->FontSize,
ImVec2(posX+dpiScale,posY-dpiScale),
0xff000000,aboutLine[i]);
dl->AddText(bigFont,bigFont->FontSize,
ImVec2(posX-dpiScale,posY+dpiScale),
0xff000000,aboutLine[i]);
dl->AddText(bigFont,bigFont->FontSize,
ImVec2(posX-dpiScale,posY-dpiScale),
0xff000000,aboutLine[i]);
dl->AddText(bigFont,bigFont->FontSize,
ImVec2(posX,posY),
0xffffffff,aboutLine[i]);
}
ImGui::PopFont();
aboutScroll+=2;
if (++aboutSin>=2400) aboutSin=0;
if (aboutScroll>(42*53+scrH)) aboutScroll=-20;
}
ImGui::End();
}
void FurnaceGUI::startSelection(int xCoarse, int xFine, int y) {
selStart.xCoarse=xCoarse;
selStart.xFine=xFine;
@ -1359,6 +1492,9 @@ bool FurnaceGUI::loop() {
waveDragActive=false;
if (selecting) finishSelection();
break;
case SDL_MOUSEBUTTONDOWN:
aboutOpen=false;
break;
case SDL_WINDOWEVENT:
switch (ev.window.event) {
case SDL_WINDOWEVENT_RESIZED:
@ -1455,7 +1591,10 @@ bool FurnaceGUI::loop() {
ImGui::EndMenu();
}
if (ImGui::BeginMenu("help")) {
ImGui::MenuItem("about...");
if (ImGui::MenuItem("about...")) {
aboutOpen=true;
aboutScroll=0;
}
ImGui::EndMenu();
}
ImGui::EndMainMenuBar();
@ -1517,6 +1656,8 @@ bool FurnaceGUI::loop() {
ImGuiFileDialog::Instance()->Close();
}
if (aboutOpen) drawAbout();
SDL_SetRenderDrawColor(sdlRend,uiColors[GUI_COLOR_BACKGROUND].x*255,
uiColors[GUI_COLOR_BACKGROUND].y*255,
uiColors[GUI_COLOR_BACKGROUND].z*255,
@ -1585,6 +1726,10 @@ bool FurnaceGUI::init() {
logE("could not load pattern font!\n");
return false;
}
if ((bigFont=ImGui::GetIO().Fonts->AddFontFromMemoryCompressedTTF(defFont_main_compressed_data,defFont_main_compressed_size,40*dpiScale))==NULL) {
logE("could not load big UI font!\n");
return false;
}
ImGuiFileDialog::Instance()->SetFileStyle(IGFD_FileStyleByTypeDir,"",ImVec4(0.0f,1.0f,1.0f,1.0f),">");
ImGuiFileDialog::Instance()->SetFileStyle(IGFD_FileStyleByTypeFile,"",ImVec4(0.7f,0.7f,0.7f,1.0f)," ");
@ -1602,6 +1747,9 @@ FurnaceGUI::FurnaceGUI():
scrW(1280),
scrH(800),
dpiScale(1),
aboutScroll(0),
aboutSin(0),
aboutHue(0.0f),
curIns(0),
curWave(0),
curSample(0),
@ -1618,6 +1766,7 @@ FurnaceGUI::FurnaceGUI():
waveEditOpen(false),
sampleListOpen(true),
sampleEditOpen(false),
aboutOpen(false),
selecting(false),
curNibble(false),
curWindow(GUI_WINDOW_NOTHING),

7
src/gui/gui.h
View file

@ -77,14 +77,18 @@ class FurnaceGUI {
double dpiScale;
int aboutScroll, aboutSin;
float aboutHue;
ImFont* mainFont;
ImFont* patFont;
ImFont* bigFont;
ImVec4 uiColors[GUI_COLOR_MAX];
ImVec4 volColors[128];
int curIns, curWave, curSample, curOctave, oldRow, editStep;
bool editControlsOpen, ordersOpen, insListOpen, songInfoOpen, patternOpen, insEditOpen;
bool waveListOpen, waveEditOpen, sampleListOpen, sampleEditOpen;
bool waveListOpen, waveEditOpen, sampleListOpen, sampleEditOpen, aboutOpen;
SelectionPoint selStart, selEnd;
bool selecting, curNibble;
FurnaceGUIWindows curWindow;
@ -128,6 +132,7 @@ class FurnaceGUI {
void drawWaveEdit();
void drawSampleList();
void drawSampleEdit();
void drawAbout();
void startSelection(int xCoarse, int xFine, int y);
void updateSelection(int xCoarse, int xFine, int y);