chore(build): update to Gradle 8.12 and set CI to use JDK 17

Upgraded the build system to Gradle 8.12 and updated the CI pipeline to use JDK 17 for improved compatibility and performance.

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: liberica
-          java-version: 11
+          java-version: 17
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
@@ -71,7 +71,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: liberica
-          java-version: 11
+          java-version: 17
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
@@ -158,7 +158,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: liberica
-          java-version: 11
+          java-version: 17
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4

build.gradle

@@ -7,8 +7,8 @@ ext {
 }
 
 allprojects {
-    group 'imgui-java'
-    version 'git describe --tags --always'.execute().text.trim().substring(1)
+    group = 'imgui-java'
+    version = 'git describe --tags --always'.execute().text.trim().substring(1)
 
     repositories {
         mavenCentral()
@@ -21,16 +21,19 @@ allprojects {
                 into 'META-INF'
             }
 
+            def jdkMetadata = tasks.withType(JavaCompile).find().javaCompiler.get().metadata
+            def buildJdk = "${jdkMetadata.javaRuntimeVersion} (${jdkMetadata.vendor})".toString()
+
             manifest {
                 attributes (
                         'Implementation-Title': project.name,
                         'Implementation-Version': project.version,
                         'Build-Timestamp': new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ").format(System.currentTimeMillis()),
                         'Build-Revision': 'git rev-parse HEAD'.execute().text.trim(),
-                        'Build-Jdk': "${System.getProperty('java.version')} (${System.getProperty('java.vendor')})",
+                        'Build-Jdk': buildJdk,
                         'Source-Compatibility': tasks.withType(JavaCompile).find().sourceCompatibility,
                         'Target-Compatibility': tasks.withType(JavaCompile).find().targetCompatibility,
-                        'Created-By': "Gradle ${gradle.gradleVersion}"
+                        'Created-By': "Gradle ${gradle.gradleVersion} "
                 )
             }
         }

example/src/main/java/ExampleCanvasEditor.java

@@ -65,9 +65,9 @@ public static void show(final ImBoolean showCanvaWindow) {
             ImGuiIO io = ImGui.getIO();
             ImDrawList drawList = ImGui.getWindowDrawList();
             drawList.addRectFilled(canvasP0.x, canvasP0.y, canvasP1.x, canvasP1.y,
-                ImColor.intToColor(50, 50, 50, 255));
+                ImColor.rgba(50, 50, 50, 255));
             drawList.addRect(canvasP0.x, canvasP0.y, canvasP1.x, canvasP1.y,
-                ImColor.intToColor(255, 255, 255, 255));
+                ImColor.rgba(255, 255, 255, 255));
 
             // This will catch our interactions
             ImGui.invisibleButton("canvas", canvasSize.x, canvasSize.y,
@@ -112,27 +112,27 @@ public static void show(final ImBoolean showCanvaWindow) {
             float GRID_STEP = 64.0f;
             for (float x = fmodf(scrolling.x, GRID_STEP); x < canvasSize.x; x += GRID_STEP) {
                 drawList.addLine(canvasP0.x + x, canvasP0.y, canvasP0.x + x, canvasP1.y,
-                    ImColor.intToColor(200, 200, 200, 40));
+                    ImColor.rgba(200, 200, 200, 40));
             }
             for (float y = fmodf(scrolling.y, GRID_STEP); y < canvasSize.y; y += GRID_STEP) {
                 drawList.addLine(canvasP0.x, canvasP0.y + y, canvasP1.x, canvasP0.y + y,
-                    ImColor.intToColor(200, 200, 200, 40));
+                    ImColor.rgba(200, 200, 200, 40));
             }
             for (int n = 0; n < pointList.size(); n += 2) {
                 drawList.addLine(origin.x + pointList.get(n).x, origin.y + pointList.get(n).y,
                     origin.x + pointList.get(n + 1).x, origin.y + pointList.get(n + 1).y,
-                    ImColor.intToColor(255, 255, 0, 255), thickness);
+                    ImColor.rgba(255, 255, 0, 255), thickness);
             }
             drawList.popClipRect();
 
             // Menu properties
             if (ImGui.beginPopup("context")) {
                 addingLine = false;
-                if (ImGui.menuItem("Remove one", "", false, pointList.size() > 0)) {
+                if (ImGui.menuItem("Remove one", "", false, !pointList.isEmpty())) {
                     pointList.remove(pointList.size() - 1);
                     pointList.remove(pointList.size() - 1);
                 }
-                if (ImGui.menuItem("Remove all", "", false, pointList.size() > 0)) {
+                if (ImGui.menuItem("Remove all", "", false, !pointList.isEmpty())) {
                     pointList.clear();
                 }
                 ImGui.endPopup();

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.10.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.12-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

imgui-binding/build.gradle

@@ -15,8 +15,9 @@ java {
 }
 
 dependencies {
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.11.3'
-    testImplementation 'org.junit.jupiter:junit-jupiter-engine:5.11.3'
+    testImplementation("org.junit.jupiter:junit-jupiter-api:5.11.3")
+    testImplementation("org.junit.jupiter:junit-jupiter-engine:5.11.3")
+    testRuntimeOnly("org.junit.platform:junit-platform-launcher")
 }
 
 test {
@@ -53,7 +54,7 @@ jar {
 processResources {
     filesMatching('**/imgui-java.properties') {
         filter(ReplaceTokens, tokens: [
-                'version': project.version
+                'version': version
         ])
     }
 }