1 files changed, 52 insertions, 0 deletions
diff --git a/src/main/kotlin/gui/CpuRegisterWindow.kt b/src/main/kotlin/gui/CpuRegisterWindow.kt
new file mode 100644
index 0000000..0de7ad6
--- /dev/null
+++ b/src/main/kotlin/gui/CpuRegisterWindow.kt
@@ -0,0 +1,52 @@
+package gui
+
+import cpu.Registers
+import glm_.vec2.Vec2
+import imgui.Cond
+import imgui.ImGui
+
+fun paintCpuRegisterWindow(registers: Registers) {
+  with(ImGui) {
+    setNextWindowSize(Vec2(200, 300), Cond.FirstUseEver)
+    setNextWindowPos(Vec2(20, 150), Cond.FirstUseEver)
+    begin("CPU state")
+
+    text("Registers:")
+    separator()
+
+    columns(2, "cpuReg", false)
+
+    text(String.format("A: 0x%02X", registers.A))
+    nextColumn()
+    text(String.format("F: 0x%02X", registers.F))
+    nextColumn()
+    text(String.format("B: 0x%02X", registers.B))
+    nextColumn()
+    text(String.format("C: 0x%02X", registers.C))
+    nextColumn()
+    text(String.format("D: 0x%02X", registers.D))
+    nextColumn()
+    text(String.format("E: 0x%02X", registers.E))
+    nextColumn()
+    text(String.format("H: 0x%02X", registers.H))
+    nextColumn()
+    text(String.format("L: 0x%02X", registers.L))
+    nextColumn()
+    text(String.format("SP: 0x%04X", registers.SP))
+    nextColumn()
+    text(String.format("PC: 0x%04X", registers.PC))
+
+    columns(1)
+    newLine()
+    text("Flags:")
+    separator()
+
+    text("ZERO: ${registers.getFlag(Registers.Flag.ZERO) == 1}")
+    text("SUBTRACT: ${registers.getFlag(Registers.Flag.SUBTRACT) == 1}")
+    text("HALF_CARRY: ${registers.getFlag(Registers.Flag.HALF_CARRY) == 1}")
+    text("CARRY: ${registers.getFlag(Registers.Flag.CARRY) == 1}")
+
+    end()
+  }
+}
+