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GUI: more sample editor work

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scrollbar and some layout changes
This commit is contained in:
tildearrow 2022-03-21 00:41:18 -05:00
parent 20799402c8
commit b83b46aa2c
3 changed files with 108 additions and 31 deletions
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115
src/gui/sampleEdit.cpp
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@ -18,6 +18,7 @@
*/
#include "gui.h"
#include <imgui.h>
#include <imgui_internal.h>
#include <math.h>
#include "../ta-log.h"
#include "IconsFontAwesome4.h"
@ -110,28 +111,12 @@ void FurnaceGUI::drawSampleEdit() {
ImGui::EndTable();
}
if (ImGui::InputDouble("Zoom",&sampleZoom,0.1,2.0)) {
if (sampleZoom<0.01) sampleZoom=0.01;
updateSampleTex=true;
}
if (ImGui::InputInt("Pos",&samplePos,1,10)) {
if (samplePos>=(int)sample->samples) samplePos=sample->samples-1;
if (samplePos<0) samplePos=0;
updateSampleTex=true;
}
/*
if (ImGui::Button("Apply")) {
e->renderSamplesP();
}
ImGui::SameLine();
if (ImGui::Button(ICON_FA_VOLUME_UP "##PreviewSample")) {
e->previewSample(curSample);
}
ImGui::SameLine();
if (ImGui::Button(ICON_FA_VOLUME_OFF "##StopSample")) {
e->stopSamplePreview();
}*/
*/
ImGui::Separator();
if (ImGui::Button(ICON_FA_I_CURSOR "##SSelect")) {
@ -274,13 +259,71 @@ void FurnaceGUI::drawSampleEdit() {
ImGui::SetTooltip("Apply filter");
}
ImGui::SameLine();
ImGui::Dummy(ImVec2(4.0*dpiScale,dpiScale));
ImGui::SameLine();
if (ImGui::Button(ICON_FA_VOLUME_UP "##PreviewSample")) {
e->previewSample(curSample);
}
if (ImGui::IsItemHovered()) {
ImGui::SetTooltip("Preview sample");
}
ImGui::SameLine();
if (ImGui::Button(ICON_FA_VOLUME_OFF "##StopSample")) {
e->stopSamplePreview();
}
if (ImGui::IsItemHovered()) {
ImGui::SetTooltip("Stop sample preview");
}
ImGui::SameLine();
double zoomPercent=100.0/sampleZoom;
ImGui::Text("Zoom");
ImGui::SameLine();
ImGui::SetNextItemWidth(150.0f*dpiScale);
if (ImGui::InputDouble("##SZoom",&zoomPercent,5.0,20.0,"%g%%")) {
if (zoomPercent>10000.0) zoomPercent=10000.0;
if (zoomPercent<1.0) zoomPercent=1.0;
sampleZoom=100.0/zoomPercent;
if (sampleZoom<0.01) sampleZoom=0.01;
sampleZoomAuto=false;
updateSampleTex=true;
}
ImGui::SameLine();
if (sampleZoomAuto) {
if (ImGui::Button("100%")) {
sampleZoom=1.0;
sampleZoomAuto=false;
updateSampleTex=true;
}
} else {
if (ImGui::Button("Auto")) {
sampleZoomAuto=true;
updateSampleTex=true;
}
}
ImGui::Separator();
ImVec2 avail=ImGui::GetContentRegionAvail();
avail.y-=ImGui::GetFontSize()+ImGui::GetStyle().ItemSpacing.y;
avail.y-=ImGui::GetFontSize()+ImGui::GetStyle().ItemSpacing.y+ImGui::GetStyle().ScrollbarSize;
int availX=avail.x;
int availY=avail.y;
if (sampleZoomAuto) {
samplePos=0;
if (sample->samples<1 || avail.x<=0) {
sampleZoom=1.0;
} else {
sampleZoom=(double)sample->samples/avail.x;
}
if (sampleZoom!=prevSampleZoom) {
prevSampleZoom=sampleZoom;
updateSampleTex=true;
}
}
if (sampleTex==NULL || sampleTexW!=avail.x || sampleTexH!=avail.y) {
if (sampleTex!=NULL) {
SDL_DestroyTexture(sampleTex);
@ -359,10 +402,15 @@ void FurnaceGUI::drawSampleEdit() {
}
ImGui::ImageButton(sampleTex,avail,ImVec2(0,0),ImVec2(1,1),0);
ImVec2 rectMin=ImGui::GetItemRectMin();
ImVec2 rectMax=ImGui::GetItemRectMax();
ImVec2 rectSize=ImGui::GetItemRectSize();
if (ImGui::IsItemClicked()) {
if (sample->samples>0 && (sample->depth==16 || sample->depth==8)) {
sampleDragStart=ImGui::GetItemRectMin();
sampleDragAreaSize=ImGui::GetItemRectSize();
sampleDragStart=rectMin;
sampleDragAreaSize=rectSize;
sampleDrag16=(sample->depth==16);
sampleDragTarget=(sample->depth==16)?((void*)sample->data16):((void*)sample->data8);
sampleDragLen=sample->samples;
@ -393,14 +441,14 @@ void FurnaceGUI::drawSampleEdit() {
int posX=-1;
int posY=0;
ImVec2 pos=ImGui::GetMousePos();
pos.x-=ImGui::GetItemRectMin().x;
pos.y-=ImGui::GetItemRectMin().y;
pos.x-=rectMin.x;
pos.y-=rectMin.y;
if (sampleZoom>0) {
posX=samplePos+pos.x*sampleZoom;
if (posX>(int)sample->samples) posX=-1;
}
posY=(0.5-pos.y/ImGui::GetItemRectSize().y)*((sample->depth==8)?255:32767);
posY=(0.5-pos.y/rectSize.y)*((sample->depth==8)?255:32767);
if (posX>=0) {
statusBar+=fmt::sprintf(" | (%d, %d)",posX,posY);
}
@ -415,15 +463,28 @@ void FurnaceGUI::drawSampleEdit() {
start^=end;
}
ImDrawList* dl=ImGui::GetWindowDrawList();
ImVec2 p1=ImGui::GetItemRectMin();
ImVec2 p1=rectMin;
p1.x+=start/sampleZoom-samplePos;
ImVec2 p2=ImVec2(ImGui::GetItemRectMin().x+end/sampleZoom-samplePos,ImGui::GetItemRectMax().y);
ImVec2 p2=ImVec2(rectMin.x+end/sampleZoom-samplePos,rectMax.y);
ImVec4 selColor=uiColors[GUI_COLOR_ACCENT_SECONDARY];
selColor.w*=0.25;
// TODO: color
dl->AddRectFilled(p1,p2,0xc0c0c0c0);
dl->AddRectFilled(p1,p2,ImGui::GetColorU32(selColor));
}
ImS64 scrollV=samplePos;
ImS64 availV=round(rectSize.x*sampleZoom);
ImS64 contentsV=MAX(sample->samples,MAX(availV,1));
if (ImGui::ScrollbarEx(ImRect(ImVec2(rectMin.x,rectMax.y),ImVec2(rectMax.x,rectMax.y+ImGui::GetStyle().ScrollbarSize)),ImGui::GetID("sampleScroll"),ImGuiAxis_X,&scrollV,availV,contentsV,0)) {
if (!sampleZoomAuto && samplePos!=scrollV) {
samplePos=scrollV;
updateSampleTex=true;
}
}
ImGui::SetCursorPosY(ImGui::GetCursorPosY()+ImGui::GetStyle().ScrollbarSize);
ImGui::Text("%s",statusBar.c_str());
}