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fix: show tooltips on simulator hover #844

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fix: show tooltips on simulator hover #844

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c1745d9
fix: show tooltips on simulator hover
Teesta-Mukherjee Jan 22, 2026
971fa86
fix: show tooltips on simulator hover
Teesta-Mukherjee Jan 22, 2026
8b94f07
chore: revert unintended listeners changes
Teesta-Mukherjee Jan 22, 2026
91d8a0d
chore: format simulator canvas block
Teesta-Mukherjee Jan 22, 2026
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118 changes: 84 additions & 34 deletions src/components/Extra.vue
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Original file line number Diff line number Diff line change
Expand Up @@ -94,40 +94,75 @@
height: 100%;
"></canvas>
<canvas
id="simulationArea"
style="
position: absolute;
left: 0;
top: 0;
z-index: 1;
width: 100%;
height: 100%;
"
@touchstart="(e) => {
simulationArea.touch = true;
panStart(e)
}"
@touchend="(e) => {
simulationArea.touch = true;
panStop(e)
}"
@touchmove="(e) => {
simulationArea.touch = true;
panMove(e)
}"
@mousedown="(e) => {
simulationArea.touch = false;
panStart(e)
}"
@mousemove="(e) => {
simulationArea.touch = false;
panMove(e)
}"
@mouseup="(e) => {
simulationArea.touch = false;
panStop(e)
}"
></canvas>
id="simulationArea"
style="
position: absolute;
left: 0;
top: 0;
z-index: 1;
width: 100%;
height: 100%;
"
@touchstart="(e) => {
simulationArea.touch = true;
panStart(e)
}"
@touchend="(e) => {
simulationArea.touch = true;
panStop(e)
}"
@touchmove="(e) => {
simulationArea.touch = true;
panMove(e)
}"
@mousedown="(e) => {
simulationArea.touch = false;
panStart(e)
}"
@mousemove="(e) => {
simulationArea.touch = false;
panMove(e)

const hovered = simulationArea.hover

if (hovered && hovered.tooltipText) {
tooltip.visible = true
tooltip.text = hovered.tooltipText
tooltip.x = e.offsetX + 12
tooltip.y = e.offsetY + 12
} else {
tooltip.visible = false
}
}"
@mouseleave="() => {
tooltip.visible = false
}"
@mouseup="(e) => {
simulationArea.touch = false;
panStop(e)
}"
></canvas>

<!-- Tooltip Overlay -->
<div
v-if="tooltip.visible"
class="custom-tooltip-styling"
:style="{
position: 'absolute',
left: tooltip.x + 'px',
top: tooltip.y + 'px',
padding: '6px 10px',
borderRadius: '8px',
fontSize: '12px',
maxWidth: '260px',
zIndex: 9999,
pointerEvents: 'none',
whiteSpace: 'pre-line'
}"
>
{{ tooltip.text }}
</div>

<div id="miniMap">
<canvas id="miniMapArea" style="position: absolute; left: 0; top: 0; z-index: 3"></canvas>
</div>
Expand Down Expand Up @@ -180,6 +215,7 @@

<v-btn
class="cir-ele-btn"
title="Circuit Elements"
@mousedown="simulatorMobileStore.showElementsPanel = !simulatorMobileStore.showElementsPanel"
:style="{bottom: simulatorMobileStore.showElementsPanel ? '10rem' : '2rem'}"
v-if="simulatorMobileStore.showMobileButtons && simulatorMobileStore.showMobileView && !simulatorMobileStore.isVerilog"
Expand All @@ -189,6 +225,7 @@

<v-btn
class="cir-btn"
title="Multi-select"
@mousedown="(e: React.MouseEvent) => {
if(simulationArea.shiftDown == false) {
simulationArea.shiftDown = true;
Expand Down Expand Up @@ -216,6 +253,7 @@

<v-btn
class="cir-btn"
title="Copy"
@mousedown="copyBtnClick()"
:style="{bottom: simulatorMobileStore.showElementsPanel ? '16rem' : '8rem'}"
v-if="simulatorMobileStore.showMobileButtons && simulatorMobileStore.showMobileView && !simulatorMobileStore.isCopy && !simulatorMobileStore.isVerilog"
Expand All @@ -225,6 +263,7 @@

<v-btn
class="cir-btn"
title="Paste"
@mousedown="pasteBtnClick()"
:style="{bottom: simulatorMobileStore.showElementsPanel ? '16rem' : '8rem'}"
v-if="simulatorMobileStore.showMobileButtons && simulatorMobileStore.showMobileView && simulatorMobileStore.isCopy && !simulatorMobileStore.isVerilog"
Expand All @@ -234,6 +273,7 @@

<v-btn
class="cir-btn"
title="Properties"
@mousedown="propertiesBtnClick()"
:style="{bottom: simulatorMobileStore.showElementsPanel ? `${propertiesPanelPos.up}rem` : `${propertiesPanelPos.down}rem`}"
v-if="simulatorMobileStore.showMobileButtons && simulatorMobileStore.showMobileView"
Expand Down Expand Up @@ -283,6 +323,13 @@ const propertiesPanelPos = reactive({
down: 14
});

const tooltip = reactive({
visible: false,
text: '',
x: 0,
y: 0,
})

watch(() => simulatorMobileStore.isVerilog, (val) => {
if (val) {
propertiesPanelPos.up = 10
Expand Down Expand Up @@ -310,6 +357,9 @@ const propertiesBtnClick = () => {
</script>

<style scoped>
.canvasArea {
position: relative;
}
.cir-ele-btn, .cir-verilog-btn {
position: absolute;
right: 1.5rem;
Expand Down
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