Nikolay Igotti
3 years ago
committed by
GitHub
11 changed files with 523 additions and 0 deletions
@ -0,0 +1,35 @@
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import org.jetbrains.compose.compose |
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import org.jetbrains.compose.desktop.application.dsl.TargetFormat |
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import org.jetbrains.kotlin.gradle.tasks.KotlinCompile |
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plugins { |
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kotlin("jvm") version "1.4.21" |
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id("org.jetbrains.compose") version "0.3.0-build136" |
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} |
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group = "me.user" |
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version = "1.0" |
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repositories { |
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jcenter() |
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mavenCentral() |
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maven { url = uri("https://maven.pkg.jetbrains.space/public/p/compose/dev") } |
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} |
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dependencies { |
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implementation(compose.desktop.currentOs) |
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} |
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tasks.withType<KotlinCompile>() { |
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kotlinOptions.jvmTarget = "11" |
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} |
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compose.desktop { |
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application { |
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mainClass = "org.jetbrains.compose.demo.falling.MainKt" |
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nativeDistributions { |
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targetFormats(TargetFormat.Dmg, TargetFormat.Msi, TargetFormat.Deb) |
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packageName = "falling_balls" |
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} |
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} |
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} |
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kotlin.code.style=official |
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distributionBase=GRADLE_USER_HOME |
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distributionPath=wrapper/dists |
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distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-bin.zip |
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zipStoreBase=GRADLE_USER_HOME |
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zipStorePath=wrapper/dists |
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@ -0,0 +1,185 @@
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#!/usr/bin/env sh |
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# |
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# Copyright 2015 the original author or authors. |
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# |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# |
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# https://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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# |
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|
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############################################################################## |
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## |
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## Gradle start up script for UN*X |
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## |
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############################################################################## |
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|
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# Attempt to set APP_HOME |
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# Resolve links: $0 may be a link |
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PRG="$0" |
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# Need this for relative symlinks. |
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while [ -h "$PRG" ] ; do |
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ls=`ls -ld "$PRG"` |
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link=`expr "$ls" : '.*-> \(.*\)$'` |
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if expr "$link" : '/.*' > /dev/null; then |
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PRG="$link" |
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else |
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PRG=`dirname "$PRG"`"/$link" |
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fi |
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done |
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SAVED="`pwd`" |
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cd "`dirname \"$PRG\"`/" >/dev/null |
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APP_HOME="`pwd -P`" |
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cd "$SAVED" >/dev/null |
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APP_NAME="Gradle" |
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APP_BASE_NAME=`basename "$0"` |
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# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. |
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DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' |
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# Use the maximum available, or set MAX_FD != -1 to use that value. |
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MAX_FD="maximum" |
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warn () { |
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echo "$*" |
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} |
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die () { |
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echo |
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echo "$*" |
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echo |
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exit 1 |
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} |
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|
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# OS specific support (must be 'true' or 'false'). |
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cygwin=false |
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msys=false |
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darwin=false |
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nonstop=false |
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case "`uname`" in |
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CYGWIN* ) |
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cygwin=true |
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;; |
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Darwin* ) |
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darwin=true |
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;; |
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MINGW* ) |
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msys=true |
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;; |
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NONSTOP* ) |
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nonstop=true |
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;; |
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esac |
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CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar |
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|
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# Determine the Java command to use to start the JVM. |
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if [ -n "$JAVA_HOME" ] ; then |
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if [ -x "$JAVA_HOME/jre/sh/java" ] ; then |
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# IBM's JDK on AIX uses strange locations for the executables |
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JAVACMD="$JAVA_HOME/jre/sh/java" |
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else |
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JAVACMD="$JAVA_HOME/bin/java" |
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fi |
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if [ ! -x "$JAVACMD" ] ; then |
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die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME |
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|
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Please set the JAVA_HOME variable in your environment to match the |
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location of your Java installation." |
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fi |
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else |
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JAVACMD="java" |
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which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. |
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|
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Please set the JAVA_HOME variable in your environment to match the |
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location of your Java installation." |
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fi |
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|
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# Increase the maximum file descriptors if we can. |
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if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then |
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MAX_FD_LIMIT=`ulimit -H -n` |
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if [ $? -eq 0 ] ; then |
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if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then |
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MAX_FD="$MAX_FD_LIMIT" |
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fi |
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ulimit -n $MAX_FD |
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if [ $? -ne 0 ] ; then |
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warn "Could not set maximum file descriptor limit: $MAX_FD" |
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fi |
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else |
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warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" |
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fi |
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fi |
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|
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# For Darwin, add options to specify how the application appears in the dock |
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if $darwin; then |
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GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" |
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fi |
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# For Cygwin or MSYS, switch paths to Windows format before running java |
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if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then |
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APP_HOME=`cygpath --path --mixed "$APP_HOME"` |
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CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` |
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JAVACMD=`cygpath --unix "$JAVACMD"` |
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# We build the pattern for arguments to be converted via cygpath |
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ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` |
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SEP="" |
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for dir in $ROOTDIRSRAW ; do |
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ROOTDIRS="$ROOTDIRS$SEP$dir" |
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SEP="|" |
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done |
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OURCYGPATTERN="(^($ROOTDIRS))" |
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# Add a user-defined pattern to the cygpath arguments |
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if [ "$GRADLE_CYGPATTERN" != "" ] ; then |
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OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" |
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fi |
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# Now convert the arguments - kludge to limit ourselves to /bin/sh |
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i=0 |
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for arg in "$@" ; do |
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CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` |
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CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option |
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if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition |
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eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` |
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else |
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eval `echo args$i`="\"$arg\"" |
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fi |
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i=`expr $i + 1` |
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done |
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case $i in |
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0) set -- ;; |
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1) set -- "$args0" ;; |
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2) set -- "$args0" "$args1" ;; |
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3) set -- "$args0" "$args1" "$args2" ;; |
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4) set -- "$args0" "$args1" "$args2" "$args3" ;; |
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5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; |
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6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; |
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7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; |
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8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; |
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9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; |
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esac |
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fi |
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# Escape application args |
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save () { |
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for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done |
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echo " " |
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} |
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APP_ARGS=`save "$@"` |
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# Collect all arguments for the java command, following the shell quoting and substitution rules |
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eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" |
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exec "$JAVACMD" "$@" |
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@ -0,0 +1,89 @@
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@rem |
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@rem Copyright 2015 the original author or authors. |
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@rem |
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@rem Licensed under the Apache License, Version 2.0 (the "License"); |
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@rem you may not use this file except in compliance with the License. |
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@rem You may obtain a copy of the License at |
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@rem |
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@rem https://www.apache.org/licenses/LICENSE-2.0 |
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@rem |
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@rem Unless required by applicable law or agreed to in writing, software |
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@rem distributed under the License is distributed on an "AS IS" BASIS, |
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@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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@rem See the License for the specific language governing permissions and |
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@rem limitations under the License. |
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@rem |
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@if "%DEBUG%" == "" @echo off |
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@rem ########################################################################## |
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@rem |
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@rem Gradle startup script for Windows |
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@rem |
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@rem ########################################################################## |
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@rem Set local scope for the variables with windows NT shell |
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if "%OS%"=="Windows_NT" setlocal |
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set DIRNAME=%~dp0 |
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if "%DIRNAME%" == "" set DIRNAME=. |
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set APP_BASE_NAME=%~n0 |
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set APP_HOME=%DIRNAME% |
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@rem Resolve any "." and ".." in APP_HOME to make it shorter. |
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for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi |
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@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. |
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set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" |
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@rem Find java.exe |
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if defined JAVA_HOME goto findJavaFromJavaHome |
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set JAVA_EXE=java.exe |
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%JAVA_EXE% -version >NUL 2>&1 |
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if "%ERRORLEVEL%" == "0" goto execute |
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echo. |
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echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. |
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echo. |
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echo Please set the JAVA_HOME variable in your environment to match the |
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echo location of your Java installation. |
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goto fail |
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:findJavaFromJavaHome |
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set JAVA_HOME=%JAVA_HOME:"=% |
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set JAVA_EXE=%JAVA_HOME%/bin/java.exe |
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if exist "%JAVA_EXE%" goto execute |
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echo. |
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echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% |
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echo. |
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echo Please set the JAVA_HOME variable in your environment to match the |
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echo location of your Java installation. |
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goto fail |
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:execute |
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@rem Setup the command line |
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set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar |
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@rem Execute Gradle |
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"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* |
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:end |
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@rem End local scope for the variables with windows NT shell |
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if "%ERRORLEVEL%"=="0" goto mainEnd |
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:fail |
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rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of |
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rem the _cmd.exe /c_ return code! |
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if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 |
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exit /b 1 |
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:mainEnd |
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if "%OS%"=="Windows_NT" endlocal |
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:omega |
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@ -0,0 +1,10 @@
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pluginManagement { |
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repositories { |
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gradlePluginPortal() |
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mavenCentral() |
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maven { url = uri("https://maven.pkg.jetbrains.space/public/p/compose/dev") } |
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} |
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} |
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rootProject.name = "falling_balls" |
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@ -0,0 +1,133 @@
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package org.jetbrains.compose.demo.falling |
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import androidx.compose.foundation.layout.* |
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import androidx.compose.material.Button |
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import androidx.compose.material.Slider |
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import androidx.compose.material.Text |
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import androidx.compose.runtime.* |
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import androidx.compose.runtime.dispatch.withFrameNanos |
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import androidx.compose.ui.Modifier |
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import androidx.compose.ui.graphics.Color |
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import androidx.compose.ui.layout.onSizeChanged |
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import androidx.compose.ui.unit.IntSize |
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import androidx.compose.ui.unit.dp |
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import androidx.compose.ui.unit.sp |
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import kotlin.random.Random |
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class Game { |
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private var previousTimeNanos: Long = Long.MAX_VALUE |
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private val colors = arrayOf( |
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Color.Red, Color.Blue, Color.Cyan, |
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Color.Magenta, Color.Yellow, Color.Black |
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) |
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private var startTime = 0L |
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var size by mutableStateOf(IntSize(0, 0)) |
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var pieces = mutableStateListOf<PieceData>() |
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private set |
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var elapsed by mutableStateOf(0L) |
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var score by mutableStateOf(0) |
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var clicked by mutableStateOf(0) |
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var started by mutableStateOf(false) |
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var paused by mutableStateOf(false) |
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var finished by mutableStateOf(false) |
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var numBlocks by mutableStateOf(5) |
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fun start() { |
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previousTimeNanos = System.nanoTime() |
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startTime = previousTimeNanos |
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clicked = 0 |
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started = true |
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finished = false |
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paused = false |
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pieces.clear() |
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repeat(numBlocks) { index -> |
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pieces.add(PieceData(this, index * 1.5f + 5f, colors[index % colors.size]).also { piece -> |
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piece.position = Random.nextDouble(0.0, 100.0).toFloat() |
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}) |
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} |
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} |
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|
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fun togglePause() { |
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paused = !paused |
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previousTimeNanos = System.nanoTime() |
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} |
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fun update(nanos: Long) { |
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val dt = (nanos - previousTimeNanos).coerceAtLeast(0) |
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previousTimeNanos = nanos |
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elapsed = nanos - startTime |
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pieces.forEach { it.update(dt) } |
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} |
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fun clicked(piece: PieceData) { |
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score += piece.velocity.toInt() |
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clicked++ |
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if (clicked == numBlocks) { |
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finished = true |
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} |
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} |
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} |
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@Composable |
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fun FallingBallsGame() { |
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val game = remember { Game() } |
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Column { |
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Text( |
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"Catch balls!${if (game.finished) " Game over!" else ""}", |
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fontSize = 50.sp, |
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color = Color(218, 120, 91) |
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) |
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Text("Score ${game.score} Time ${game.elapsed / 1_000_000} Blocks ${game.numBlocks}", fontSize = 35.sp) |
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Row { |
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if (!game.started) { |
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Slider( |
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value = game.numBlocks / 20f, |
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onValueChange = { game.numBlocks = (it * 20f).toInt().coerceAtLeast(1) }, |
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modifier = Modifier.width(100.dp) |
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) |
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} |
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Button(onClick = { |
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game.started = !game.started |
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if (game.started) { |
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game.start() |
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} |
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}) { |
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Text(if (game.started) "Stop" else "Start", fontSize = 40.sp) |
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} |
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if (game.started) { |
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Spacer(Modifier.padding(5.dp)) |
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Button(onClick = { |
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game.togglePause() |
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}) { |
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Text(if (game.paused) "Resume" else "Pause", fontSize = 40.sp) |
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} |
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} |
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} |
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if (game.started) { |
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Box(modifier = Modifier |
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.fillMaxWidth() |
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.fillMaxHeight(0.5f) |
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.onSizeChanged { |
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game.size = it |
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} |
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) { |
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game.pieces.forEachIndexed { index, piece -> Piece(index, piece) } |
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} |
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} |
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|
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LaunchedEffect(Unit) { |
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while (true) { |
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withFrameNanos { |
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if (game.started && !game.paused && !game.finished) |
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game.update(it) |
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} |
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} |
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} |
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} |
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} |
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@ -0,0 +1,54 @@
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package org.jetbrains.compose.demo.falling |
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|
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import androidx.compose.foundation.background |
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import androidx.compose.foundation.clickable |
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import androidx.compose.foundation.layout.Box |
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import androidx.compose.foundation.layout.offset |
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import androidx.compose.foundation.layout.size |
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import androidx.compose.foundation.shape.CircleShape |
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import androidx.compose.runtime.Composable |
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import androidx.compose.runtime.getValue |
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import androidx.compose.runtime.mutableStateOf |
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import androidx.compose.runtime.setValue |
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import androidx.compose.ui.Modifier |
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import androidx.compose.ui.draw.clip |
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import androidx.compose.ui.draw.shadow |
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import androidx.compose.ui.graphics.Color |
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import androidx.compose.ui.unit.dp |
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|
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@Composable |
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fun Piece(index: Int, piece: PieceData) { |
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val boxSize = 40.dp |
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Box( |
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Modifier |
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.offset(boxSize * index * 5 / 3, piece.position.dp) |
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.shadow(30.dp) |
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.clip(CircleShape) |
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) { |
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Box( |
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Modifier |
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.size(boxSize, boxSize) |
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.background(if (piece.clicked) Color.Gray else piece.color) |
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.clickable(onClick = { piece.click() }) |
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) |
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} |
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} |
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|
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data class PieceData(val game: Game, val velocity: Float, val color: Color) { |
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var clicked by mutableStateOf(false) |
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var position by mutableStateOf(0f) |
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|
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fun update(dt: Long) { |
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if (clicked) return |
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val delta = (dt / 1E8 * velocity).toFloat() |
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position = if (position < game.size.height) position + delta else 0f |
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} |
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|
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fun click() { |
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if (!clicked && !game.paused) { |
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clicked = true |
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game.clicked(this) |
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} |
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} |
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} |
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|
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@ -0,0 +1,10 @@
|
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package org.jetbrains.compose.demo.falling |
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|
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import androidx.compose.desktop.Window |
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import androidx.compose.ui.unit.IntSize |
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|
||||
fun main() = |
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Window(title = "Falling Balls", size = IntSize(800, 800)) { |
||||
FallingBallsGame() |
||||
} |
||||
|
||||
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